On the landing page, click Login. This will direct you to a new page where you can enter your login credentials.
In the form fields, enter the email and password you used for your GCcollab account, and click Login. This will bring you to a new page when you can authorize GCmessage to use your GCcollab account credentials.
Click Authorize .
Note: You will only be asked once to authorize GCmessage to use your GCcollab account. You will be directed to the GCmessage landing page after you authorize.