Did some more research on this site and then called dish back. Much better experinece with Dish and got some valid answers to install questions (from what has been shared here). May do OTA later - have brick house - 722 receiver will be in a cornor adjacent to 2nd story porch so I would have...
Currently I've got two dish receivers (one is a DVR) and each feeds via RF another TV - so 4 total Tv's hooked to a model 500 satellite dish. I've got a HD sony (tired of HD DVD's) so talked to dish about upgrading my service. I'd keep the non-dvr receiver and upgrade the dvr to Dishes 722...
