See my larger response below. In my own experience the detailed monitoring was always what found our problems and outright 50x was very rare. But I worked at a

See my larger response below. In my own experience the detailed monitoring was always what found our problems and outright 50x was very rare. But I worked at a very large etailer with a complicated SOA, so it might be a "head only" problem. I think my basically plan to was to try to dominate the low level offerings by brining in features that are only available to the high end offerings, even though for the most part they don't require a ton of extra work (browser simulation being the main exception). Good point about scrapping the credit system. My gut says you're right. I guess the legalese would just need to be rejiggered to say "we reserve the right to put you on a leash."