Short tutorial walking through how to take a "runs on my machine" PHP application to making it deploy to cloud - the example is specifically IBM's Bluemix platform (because I work there!) but should pretty much work for most Cloud Foundry setups.

https://medium.com/ibm-watson-data-lab/deploy-your-php-application-to-bluemix-a7553fddf412#.z0i8r6gwb