I found this one really helpful, especially 'Amazon Beanstalk PHP Hosting & Database Versioning for SaaS' article as I'm working in this field at the moment. Thanks for the link and good work!
Just a quick one here - Hacker News was great in helping us 'shape' what we do, but we are looking for more ideas about what people may wish to see. We're getting a lot of requests for adding jobs in here, but was wondering what people think