diff --git a/demos/batch-geocoder-node/package-lock.json b/demos/batch-geocoder-node/package-lock.json
index b0b19096c1..6cebd05c5b 100644
--- a/demos/batch-geocoder-node/package-lock.json
+++ b/demos/batch-geocoder-node/package-lock.json
@@ -1,38 +1,7 @@
 {
-  "name": "batch-geocoder",
-  "version": "0.0.1",
-  "lockfileVersion": 1,
   "requires": true,
+  "lockfileVersion": 1,
   "dependencies": {
-    "@esri/arcgis-rest-auth": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/@esri/arcgis-rest-auth/-/arcgis-rest-auth-1.0.2.tgz",
-      "integrity": "sha512-OAWEUDLLCmbgU0u0m3rfc6KKjfzbpNyn2/CfATdFpbPKBdGQAUcYRPboBvt7sKgId2uAH2OZuq7ktz2SSkf8qQ==",
-      "requires": {
-        "tslib": "1.8.1"
-      }
-    },
-    "@esri/arcgis-rest-common-types": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/@esri/arcgis-rest-common-types/-/arcgis-rest-common-types-1.0.2.tgz",
-      "integrity": "sha512-Ff9qduwKc45VacrcNvgTbZm8/Rr0caqNtLvP0heEx+rDEpuMQqyupWFEqxleLBKFWzEJrhQq+BH7ZTStrtDgfQ=="
-    },
-    "@esri/arcgis-rest-geocoder": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/@esri/arcgis-rest-geocoder/-/arcgis-rest-geocoder-1.0.2.tgz",
-      "integrity": "sha512-wcbw/8ufvFTnu3YouiiBDh70iXSXrGhBk2A8WxepuYD0VTWPDHgwOFz/rp1OhpI6ZLSl9NtgqSRVDZuDpqjjyA==",
-      "requires": {
-        "tslib": "1.8.1"
-      }
-    },
-    "@esri/arcgis-rest-request": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/@esri/arcgis-rest-request/-/arcgis-rest-request-1.0.2.tgz",
-      "integrity": "sha512-P44FP5Tf6GAOzN+H3UjuSwBJRwux4JxoiEc6BIvDnI2hTO0REl/ie89MESilR74Gv+9PlPEuAuF+ojEKGg0q2g==",
-      "requires": {
-        "tslib": "1.8.1"
-      }
-    },
     "async": {
       "version": "2.6.0",
       "resolved": "https://registry.npmjs.org/async/-/async-2.6.0.tgz",
@@ -131,11 +100,6 @@
       "resolved": "https://registry.npmjs.org/papaparse/-/papaparse-4.3.6.tgz",
       "integrity": "sha1-lWbtoOyrE6/LdApiOBxpn0hssUU="
     },
-    "tslib": {
-      "version": "1.8.1",
-      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.8.1.tgz",
-      "integrity": "sha1-aUavLR1lGnsYY7Ux1uWvpBqkTqw="
-    },
     "whatwg-fetch": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/whatwg-fetch/-/whatwg-fetch-2.0.3.tgz",
diff --git a/packages/arcgis-rest-common-types/src/index.ts b/packages/arcgis-rest-common-types/src/index.ts
index 6708c7a6ca..08950cec95 100644
--- a/packages/arcgis-rest-common-types/src/index.ts
+++ b/packages/arcgis-rest-common-types/src/index.ts
@@ -2,13 +2,95 @@
  * Apache-2.0 */
 
 /**
- * Spatial reference systems define mathematical transformations and coordinate systems for displaying spatial information in 2D and 3D.
+ * an arc can be represented as a JSON curve object
  */
-export interface ISpatialReference {
-  wkid: number;
-  latestWkid?: number;
+export interface IArc {
+  a: [
+    Position, // End point: x, y, <z>, <m>
+    Position2D, // Center point: center_x, center_y
+    number, // minor
+    number, // clockwise
+    number, // rotation
+    number, // axis
+    number // ratio
+  ];
+}
+
+/**
+ * a bezier curve can be represented as a JSON curve object
+ */
+export interface IBezierCurve {
+  b: [Position, Position2D, Position2D];
+}
+
+/**
+ * a circular arc can be represented as a JSON curve object
+ */
+export interface ICircularArc {
+  c: [Position, Position2D];
+}
+
+/**
+ *
+ */
+export type Color = [number, number, number, number];
+
+/**
+ *
+ */
+export type ElipticArc = IArc;
+
+/**
+ * a spatial entity and its corresponding properties
+ */
+export interface IFeature {
+  geometry?: IGeometry;
+  attributes?: any;
+}
+
+/**
+ *
+ */
+export interface IField {
+  name: string;
+  type: string;
+  alias?: string;
+  length?: number;
+}
+
+/**
+ * a building block for discrete geometries
+ */
+export interface IGeometry {
+  spatialReference?: ISpatialReference;
+}
+
+/**
+ * An envelope is a rectangle defined by a range of values for each coordinate and attribute.
+ */
+export interface IEnvelope extends IGeometry {
+  xmin: number;
+  xmax: number;
+  ymin: number;
+  ymax: number;
+
+  zmin?: number;
+  zmax?: number;
+
+  mmin?: number;
+  mmax?: number;
 }
 
+/**
+ *
+ */
+export type esriGeometryType =
+  | "esriGeometryPoint"
+  | "esriGeometryMultipoint"
+  | "esriGeometryPolyline"
+  | "esriGeometryPolygon"
+  | "esriGeometryEnvelope";
+
 /**
  * Extents are used to define rectangles and bounding boxes.
  */
@@ -21,20 +103,35 @@ export interface IExtent {
 }
 
 /**
- * A simple point geometry, with spatial reference defined.
+ *
  */
-export interface IPoint {
-  x: number;
-  y: number;
-  spatialReference?: ISpatialReference;
+export interface IHasZM {
+  hasZ?: boolean;
+  hasM?: boolean;
 }
 
 /**
- * Params for paging operations
+ *
  */
-export interface IPagingParams {
-  start?: number;
-  num?: number;
+export interface IFeatureSet extends IHasZM {
+  objectIdFieldName?: string; // optional
+  globalIdFieldName?: string; // optional
+  displayFieldName?: string; // optional
+  geometryType?: esriGeometryType; // for feature layers only
+  spatialReference?: ISpatialReference; // for feature layers only.
+  fields?: IField[];
+  features: IFeature[];
+}
+
+/**
+ *
+ */
+export interface IFont {
+  family?: string; // "<fontFamily>";
+  size?: number; // <fontSize>;
+  style?: "italic" | "normal" | "oblique";
+  weight?: "bold" | "bolder" | "lighter" | "normal";
+  decoration?: "line-through" | "underline" | "none";
 }
 
 /**
@@ -58,3 +155,240 @@ export interface IItem {
   url?: string;
   [key: string]: any;
 }
+
+/**
+ *
+ */
+export type JsonCurve = ICircularArc | IArc | IOldCircularArc | IBezierCurve;
+
+/**
+ *
+ */
+export interface IOldCircularArc {
+  a: [
+    Position, // End point: x, y, <z>, <m>
+    Position2D, // Center point: center_x, center_y
+    number, // minor
+    number // clockwise
+  ];
+}
+
+/**
+ *
+ */
+export interface ISymbol {
+  type: SymbolType;
+  style?: string;
+}
+
+/**
+ *
+ */
+export interface IMarkerSymbol extends ISymbol {
+  angle?: number;
+  xoffset?: number;
+  yoffset?: number;
+}
+
+/**
+ * A multipoint contains an array of points.
+ */
+export interface IMultipoint extends IHasZM, IGeometry {
+  points: Position[];
+}
+
+/**
+ * Params for paging operations
+ */
+export interface IPagingParams {
+  start?: number;
+  num?: number;
+}
+
+/**
+ *
+ */
+export interface IPictureSourced {
+  url?: string; // Relative URL for static layers and full URL for dynamic layers. Access relative URL using http://<mapservice-url>/<layerId1>/images/<imageUrl11>
+  imageData?: string; // "<base64EncodedImageData>";
+  contentType?: string;
+  width?: number;
+  height?: number;
+  angle?: number;
+  xoffset?: number;
+  yoffset?: number;
+}
+
+/**
+ *
+ */
+export interface IPictureFillSymbol extends ISymbol, IPictureSourced {
+  type: "esriPFS";
+  outline?: ISimpleLineSymbol; // if outline has been specified
+  xscale?: number;
+  yscale?: number;
+}
+
+/**
+ *
+ */
+export interface IPictureMarkerSymbol extends IMarkerSymbol, IPictureSourced {
+  type: "esriPMS";
+}
+
+/**
+ * A simple point geometry, with spatial reference defined.
+ */
+export interface IPoint extends IHasZM, IGeometry {
+  x: number;
+  y: number;
+}
+
+/**
+ *
+ */
+export interface IPolyline extends IHasZM, IGeometry {
+  paths: Position[][];
+}
+
+/**
+ *
+ */
+export interface IPolylineWithCurves extends IHasZM, IGeometry {
+  curvePaths: Array<Array<Position | JsonCurve>>;
+}
+
+/**
+ *
+ */
+export interface IPolygon extends IHasZM, IGeometry {
+  rings: Position[][];
+}
+
+/**
+ *
+ */
+export interface IPolygonWithCurves extends IHasZM, IGeometry {
+  curveRings: Array<Array<Position | JsonCurve>>;
+}
+
+/**
+ *
+ */
+export type Position =
+  | Position2D
+  | [number, number, number]
+  | [number, number, number, number];
+
+/**
+ *
+ */
+export type Position2D = [number, number];
+
+/**
+ *
+ */
+export type SimpleMarkerSymbolStyle =
+  | "esriSMSCircle"
+  | "esriSMSCross"
+  | "esriSMSDiamond"
+  | "esriSMSSquare"
+  | "esriSMSX"
+  | "esriSMSTriangle";
+
+/**
+ *
+ */
+export type SimpleLineSymbolStyle =
+  | "esriSLSDash"
+  | "esriSLSDashDot"
+  | "esriSLSDashDotDot"
+  | "esriSLSDot"
+  | "esriSLSNull"
+  | "esriSLSSolid";
+
+/**
+ *
+ */
+export type SimpleFillSymbolStyle =
+  | "esriSFSBackwardDiagonal"
+  | "esriSFSCross"
+  | "esriSFSDiagonalCross"
+  | "esriSFSForwardDiagonal"
+  | "esriSFSHorizontal"
+  | "esriSFSNull"
+  | "esriSFSSolid"
+  | "esriSFSVertical";
+
+/**
+ *
+ */
+export type SymbolType =
+  | "esriSLS"
+  | "esriSMS"
+  | "esriSFS"
+  | "esriPMS"
+  | "esriPFS"
+  | "esriTS";
+
+/**
+ *
+ */
+export interface ISimpleFillSymbol extends ISymbol {
+  type: "esriSFS";
+  style?: SimpleFillSymbolStyle;
+  color?: Color;
+  outline?: ISimpleLineSymbol; // if outline has been specified
+}
+
+/**
+ *
+ */
+export interface ISimpleLineSymbol extends ISymbol {
+  type: "esriSLS";
+  style?: SimpleLineSymbolStyle;
+  color?: Color;
+  width?: number;
+}
+
+/**
+ *
+ */
+export interface ISimpleMarkerSymbol extends IMarkerSymbol {
+  type: "esriSMS";
+  style?: SimpleMarkerSymbolStyle;
+  color?: Color;
+  size?: number;
+  outline?: ISimpleLineSymbol;
+}
+
+/**
+ * Spatial reference systems define mathematical transformations and coordinate systems for displaying spatial information in 2D and 3D.
+ */
+export interface ISpatialReference {
+  wkid?: number;
+  latestWkid?: number;
+  vcsWkid?: number;
+  latestVcsWkid?: number;
+  wkt?: string;
+  latestWkt?: string;
+}
+
+/**
+ *
+ */
+export interface ITextSymbol extends IMarkerSymbol {
+  type: "esriTS";
+  color?: Color;
+  backgroundColor?: Color;
+  borderLineSize?: number; // <size>;
+  borderLineColor?: Color;
+  haloSize?: number; // <size>;
+  haloColor?: Color;
+  verticalAlignment?: "baseline" | "top" | "middle" | "bottom";
+  horizontalAlignment?: "left" | "right" | "center" | "justify";
+  rightToLeft?: boolean;
+  kerning?: boolean;
+  font?: IFont;
+  text?: string; // only applicable when specified as a client-side graphic.
+}
diff --git a/packages/arcgis-rest-geocoder/src/geocoder.ts b/packages/arcgis-rest-geocoder/src/geocoder.ts
index 83fed054ba..a724e8dee9 100644
--- a/packages/arcgis-rest-geocoder/src/geocoder.ts
+++ b/packages/arcgis-rest-geocoder/src/geocoder.ts
@@ -2,7 +2,7 @@
  * Apache-2.0 */
 
 import { request, IRequestOptions, IParams } from "@esri/arcgis-rest-request";
-import { IAuthenticatedRequestOptions } from "@esri/arcgis-rest-auth";
+// import { IAuthenticatedRequestOptions } from "@esri/arcgis-rest-auth";
 
 import {
   IExtent,
@@ -169,8 +169,8 @@ export interface IGeocodeServiceInfoResponse {
  *     response.candidates[0].location; // => { x: -118.409, y: 33.943, spatialReference: { wkid: 4326 }  }
  *   });
  *
- * geocode({ 
- *   params: { 
+ * geocode({
+ *   params: {
  *     address: "1600 Pennsylvania Ave",
  *     postal: 20500,
  *     countryCode: "USA"
@@ -201,20 +201,19 @@ export function geocode(
   }
 
   // add spatialReference property to individual matches
-  return request(
-    options.endpoint + "findAddressCandidates",
-    options
-  ).then(response => {
-    const sr = response.spatialReference;
-    response.candidates.forEach(function(candidate: {
-      location: IPoint;
-      extent: IExtent;
-    }) {
-      candidate.location.spatialReference = sr;
-      candidate.extent.spatialReference = sr;
-    });
-    return response;
-  });
+  return request(options.endpoint + "findAddressCandidates", options).then(
+    response => {
+      const sr = response.spatialReference;
+      response.candidates.forEach(function(candidate: {
+        location: IPoint;
+        extent: IExtent;
+      }) {
+        candidate.location.spatialReference = sr;
+        candidate.extent.spatialReference = sr;
+      });
+      return response;
+    }
+  );
 }
 
 /**
@@ -354,16 +353,15 @@ export function bulkGeocode(
     return Promise.reject("bulk geocoding requires authentication");
   }
 
-  return request(
-    options.endpoint + "geocodeAddresses",
-    requestOptions
-  ).then(response => {
-    const sr = response.spatialReference;
-    response.locations.forEach(function(address: { location: IPoint }) {
-      address.location.spatialReference = sr;
-    });
-    return response;
-  });
+  return request(options.endpoint + "geocodeAddresses", requestOptions).then(
+    response => {
+      const sr = response.spatialReference;
+      response.locations.forEach(function(address: { location: IPoint }) {
+        address.location.spatialReference = sr;
+      });
+      return response;
+    }
+  );
 }
 
 /**
diff --git a/packages/arcgis-rest-groups/src/groups.ts b/packages/arcgis-rest-groups/src/groups.ts
index 00df877345..d2f70ed6d7 100644
--- a/packages/arcgis-rest-groups/src/groups.ts
+++ b/packages/arcgis-rest-groups/src/groups.ts
@@ -3,7 +3,7 @@
 import {
   request,
   IRequestOptions,
-  IParams,
+  // IParams,
   getPortalUrl
 } from "@esri/arcgis-rest-request";
 
@@ -210,8 +210,9 @@ export function createGroup(
 export function updateGroup(
   requestOptions: IGroupRequestOptions
 ): Promise<any> {
-  const url = `${getPortalUrl(requestOptions)}/community/groups/${requestOptions
-    .group.id}/update`;
+  const url = `${getPortalUrl(requestOptions)}/community/groups/${
+    requestOptions.group.id
+  }/update`;
   // default to a POST request
   const options: IGroupRequestOptions = {
     ...{ httpMethod: "POST" },
@@ -230,9 +231,9 @@ export function updateGroup(
 export function removeGroup(
   requestOptions: IGroupIdRequestOptions
 ): Promise<any> {
-  const url = `${getPortalUrl(
-    requestOptions
-  )}/community/groups/${requestOptions.id}/delete`;
+  const url = `${getPortalUrl(requestOptions)}/community/groups/${
+    requestOptions.id
+  }/delete`;
   // default to a POST request
   const options: IGroupIdRequestOptions = {
     ...{ httpMethod: "POST" },
@@ -249,9 +250,9 @@ export function removeGroup(
 export function protectGroup(
   requestOptions: IGroupIdRequestOptions
 ): Promise<any> {
-  const url = `${getPortalUrl(
-    requestOptions
-  )}/community/groups/${requestOptions.id}/protect`;
+  const url = `${getPortalUrl(requestOptions)}/community/groups/${
+    requestOptions.id
+  }/protect`;
   // default to a POST request
   const options: IGroupIdRequestOptions = {
     ...{ httpMethod: "POST" },
@@ -268,9 +269,9 @@ export function protectGroup(
 export function unprotectGroup(
   requestOptions: IGroupIdRequestOptions
 ): Promise<any> {
-  const url = `${getPortalUrl(
-    requestOptions
-  )}/community/groups/${requestOptions.id}/unprotect`;
+  const url = `${getPortalUrl(requestOptions)}/community/groups/${
+    requestOptions.id
+  }/unprotect`;
   // default to a POST request
   const options: IGroupIdRequestOptions = {
     ...{ httpMethod: "POST" },
diff --git a/packages/arcgis-rest-items/src/items.ts b/packages/arcgis-rest-items/src/items.ts
index 728f9c48dc..74eabc3c1d 100644
--- a/packages/arcgis-rest-items/src/items.ts
+++ b/packages/arcgis-rest-items/src/items.ts
@@ -3,11 +3,10 @@
 import {
   request,
   IRequestOptions,
-  IParams,
   getPortalUrl
 } from "@esri/arcgis-rest-request";
 
-import { IExtent, IItem, IPagingParams } from "@esri/arcgis-rest-common-types";
+import { IItem, IPagingParams } from "@esri/arcgis-rest-common-types";
 
 import { IUserRequestOptions } from "@esri/arcgis-rest-auth";
 
diff --git a/packages/arcgis-rest-items/test/items.test.ts b/packages/arcgis-rest-items/test/items.test.ts
index 589be07979..cdbbefb8a2 100644
--- a/packages/arcgis-rest-items/test/items.test.ts
+++ b/packages/arcgis-rest-items/test/items.test.ts
@@ -31,8 +31,8 @@ import {
   RemoveItemResourceResponse
 } from "./mocks/resources";
 
-import { UserSession, IFetchTokenResponse } from "@esri/arcgis-rest-auth";
-import { TOMORROW, YESTERDAY } from "@esri/arcgis-rest-auth/test/utils";
+import { UserSession } from "@esri/arcgis-rest-auth";
+import { TOMORROW } from "@esri/arcgis-rest-auth/test/utils";
 import { encodeParam } from "@esri/arcgis-rest-request";
 
 describe("search", () => {
diff --git a/packages/arcgis-rest-items/test/mocks/search.ts b/packages/arcgis-rest-items/test/mocks/search.ts
index 6d91d33fd8..302ed64e79 100644
--- a/packages/arcgis-rest-items/test/mocks/search.ts
+++ b/packages/arcgis-rest-items/test/mocks/search.ts
@@ -1,5 +1,4 @@
 import { ISearchResult } from "../../src/items";
-import { IItem } from "@esri/arcgis-rest-common-types";
 
 export const SearchResponse: ISearchResult = {
   query: "",
diff --git a/packages/arcgis-rest-request/src/utils/ArcGISAuthError.ts b/packages/arcgis-rest-request/src/utils/ArcGISAuthError.ts
index 1b05fef459..129f08be6a 100644
--- a/packages/arcgis-rest-request/src/utils/ArcGISAuthError.ts
+++ b/packages/arcgis-rest-request/src/utils/ArcGISAuthError.ts
@@ -1,12 +1,7 @@
 /* Copyright (c) 2017 Environmental Systems Research Institute, Inc.
  * Apache-2.0 */
 
-import {
-  request,
-  IRequestOptions,
-  IParams,
-  IAuthenticationManager
-} from "../request";
+import { request, IRequestOptions, IAuthenticationManager } from "../request";
 import { ArcGISRequestError } from "./ArcGISRequestError";
 
 export type IRetryAuthError = (
diff --git a/packages/arcgis-rest-request/src/utils/ArcGISRequestError.ts b/packages/arcgis-rest-request/src/utils/ArcGISRequestError.ts
index 30e56e51f0..fdd6a8dd15 100644
--- a/packages/arcgis-rest-request/src/utils/ArcGISRequestError.ts
+++ b/packages/arcgis-rest-request/src/utils/ArcGISRequestError.ts
@@ -1,7 +1,7 @@
 /* Copyright (c) 2017 Environmental Systems Research Institute, Inc.
  * Apache-2.0 */
 
-import { IRequestOptions, IParams } from "../request";
+import { IRequestOptions } from "../request";
 
 // TypeScript 2.1 no longer allows you to extend built in types. See https://github.com/Microsoft/TypeScript/issues/12790#issuecomment-265981442
 // and https://github.com/Microsoft/TypeScript-wiki/blob/master/Breaking-Changes.md#extending-built-ins-like-error-array-and-map-may-no-longer-work
diff --git a/packages/arcgis-rest-request/src/utils/get-portal.ts b/packages/arcgis-rest-request/src/utils/get-portal.ts
index 0850e73ae3..f985022575 100644
--- a/packages/arcgis-rest-request/src/utils/get-portal.ts
+++ b/packages/arcgis-rest-request/src/utils/get-portal.ts
@@ -1,7 +1,7 @@
 /* Copyright (c) 2017 Environmental Systems Research Institute, Inc.
  * Apache-2.0 */
 
-import { request, IRequestOptions, IParams } from "../request";
+import { request, IRequestOptions } from "../request";
 
 import { getPortalUrl } from "./get-portal-url";
 
diff --git a/packages/arcgis-rest-request/test/utils/get-portal-url.test.ts b/packages/arcgis-rest-request/test/utils/get-portal-url.test.ts
index a34f211aa4..9c0ac70121 100644
--- a/packages/arcgis-rest-request/test/utils/get-portal-url.test.ts
+++ b/packages/arcgis-rest-request/test/utils/get-portal-url.test.ts
@@ -1,4 +1,4 @@
-import { getPortalUrl, IRequestOptions } from "../../src/index";
+import { getPortalUrl } from "../../src/index";
 
 describe("getPortalUrl", () => {
   it("should default to arcgis.com", () => {
diff --git a/tslint.json b/tslint.json
index e82421a80d..77a2d9fcf0 100644
--- a/tslint.json
+++ b/tslint.json
@@ -8,6 +8,7 @@
     "strict-type-predicates": false,
     "ordered-imports": ["any"],
     "only-arrow-functions": [false],
-    "object-literal-sort-keys": false
+    "object-literal-sort-keys": false,
+    "interface-name": [true, "always-prefix"]
   }
 }