I don't have time to get into this in detail, but it runs as thus: - I'm not giving money or support to proprietary vendors. I am, however, contributing by fil

I don't have time to get into this in detail, but it runs as thus: - I'm not giving money or support to proprietary vendors. I am, however, contributing by filing bugs and maybe hanging out on the mailing list for the open source system. OR - I am contributing money and maybe code to the open source vendor, in addition to above. OR - Even a comment about how your service is built on F/OSS system can significantly improve its standing in the world, if your service is well known. Therefore, even though I have a proprietary licensed piece of software (due to lack of visible business model for xyz), I can provide significant help to the tools backing me up.