diff --git a/docs/preparation.md b/docs/preparation.md
index 4d84910..00369d7 100755
--- a/docs/preparation.md
+++ b/docs/preparation.md
@@ -1,6 +1,6 @@
 # Preparation
 
-1. The market maker needs to prepare a wallet for signature, the **marketMakerSigner**
+1. The market maker needs to prepare an EOA wallet for signing.
 2. Contact Tokenlon and provide the **signing EOA** wallet address and your existing market making wallet contract to Tokenlon. if you don't have one, Tokenlon will deploy a **MarketMakerProxyContract** for you.
-3. Contact Tokenlon for environment parameters such as `EXCHANGE_URL`
-4. Deposit tokens to your **market making contract wallet**
+3. Contact Tokenlon for environment parameters such as `EXCHANGE_URL`.
+4. Deposit tokens to your **market making wallet contract**.