I have an online app for clients to book in jobs. It is written in PHP and uses MySQL. It is quite simple. I need an API to allow jobs to be entered from other software automatically, ie, human and keyboard not required.
Please can you point me to a starting point tutorial.
Ok, glad that you found something. Let us know if you need additional help. And it would be nice if you could let the community know, how you solved this problem and which tutorials you used.