IMPORTANT: This part is just for who already using the least version of Business Contact Manager.
There are just a few steps to using this method.
Download the last version of Business Contact Manager and extract the zip file.
Copy the folder update into your current project root folder.
The setup is just like install wizard setup.
There are 8 steps in the wizard setup.
After the completed update, remove the update folder from your system root.
Go to update/source/ and copy & replace all this content into your project root folder.
Please don't forget to check and updates the email message texts from "Settings->Auto email messages" after any updates.