If going with an ASP, or a new system where you are the Web host, then your choice is based on the software features that best suit you. All of the ASPs gave answers indicating they're on top of this. You'll also want to assure the physical safety of the site your data is stored at. All ASPs indicated redundant servers, redundant ISP connections, and offsite backups. Some also mentioned armed guards and surveillance monitoring.
Several vendors emphasize their capabilities here.
Clifford Franklin Shnier is an attorney and litigation technology consultant based in Scottsdale, Az.