Step 1: Follow the below steps on iTrade
Select "Trade Services"
Select "Import Letter of Credit"
Select "LC Inquiry"
Select "Search"
Step 2: Sending correction message to Bank...
Locate "System ID" which correction message to be sent then click on " Initiate a correspondence message to the Bank"
Click on "Message type " then choose "correspondence"
Click on "Free Format Message” then write all required information to be corrected also use the “Add a file" to attach any files if required.
Click on "Submit"