All you need to do is create an account on Clickatell, get the API ID and place the information on App Page on RepairDesk.
1. First, go to Click A Tell's website (https://www.clickatell.com/signup/) and create an account. Once you've signed up you will receive an API ID.
2. Login to RepairDesk and go to Settings.
3. Go to Integrations and click on the Click A Tell SMS integration at the bottom.
4. Click on the Enable API checkbox and activate it.
5. Enter your Business Name, Username, and Password.
6. Enter the API ID you received by signing up to Click A Tell, and click on Save Changes.
And presto! Click A Tell SMS gateway has been activated!