diff --git a/contracts/L1/L1CrossTrade.sol b/contracts/L1/L1CrossTrade.sol
index f8efc9b..38dd570 100644
--- a/contracts/L1/L1CrossTrade.sol
+++ b/contracts/L1/L1CrossTrade.sol
@@ -52,6 +52,10 @@ contract L1CrossTrade is ProxyStorage, AccessibleCommon, L1CrossTradeStorage, Re
     }
 
     /// @notice Provides information that matches the hash value requested in L2
+    ///         %% WARING %%
+    ///         Even if it does not match the request made in L2, 
+    ///         the transaction in L1 will pass if only the hash value of the input information matches. (In this case, you will lose your assets in L1.)
+    ///         Please be aware of double-check the request made in L2 and execute the provideCT in L1.
     /// @param _l1token Address of requested l1token
     /// @param _l2token Address of requested l2token
     /// @param _requestor requester's address
@@ -261,6 +265,10 @@ contract L1CrossTrade is ProxyStorage, AccessibleCommon, L1CrossTradeStorage, Re
     }
 
     /// @notice Cancels the request requested by the requester.
+    ///         %% WARING %%
+    ///         Even if it does not match the request made in L2, 
+    ///         the transaction in L1 will pass if only the hash value of the input information matches. 
+    ///         Please be aware of double-check the request made in L2 and execute the cancel in L1.
     /// @param _l1token Address of requested l1token
     /// @param _l2token Address of requested l2token
     /// @param _totalAmount Total amount requested by l2
@@ -362,6 +370,10 @@ contract L1CrossTrade is ProxyStorage, AccessibleCommon, L1CrossTradeStorage, Re
     }
         
     /// @notice This is a function that changes the value that the requester wants to receive.
+    ///         %% WARING %%
+    ///         Even if it does not match the request made in L2, 
+    ///         the transaction in L1 will pass if only the hash value of the input information matches. 
+    ///         Please be aware of double-check the request made in L2 and execute the editFee in L1.
     /// @param _l1token Address of requested l1token
     /// @param _l2token Address of requested l2token
     /// @param _totalAmount Total amount requested by l2