TRUE, rain fade is less a factor on *C's linear polarization.
Form Toronto, the *C birds are more Westerly than the Bev birds.
The sit roughly over Central Canada at 107 and 111 degrees.
The standard eliptical dish will fit nicely over the Bell "J-Tube" mount and the cabling is re-usable as well.
The supplied LNB is a dual look with intrgrated switch and provides for 4 coax outputs, so your 1 HD and 3 SD receivers are NO PROBLEM.
Like the Bev 9200, *C DVR 530 needs 2 coax's, so keep that in mind if you think that might be in your future.
The dish can be mounted high or low, as long as you have a clear line of sight.
Part of the Bev rain fade may be technical at the satellite as they are currently struggling to maintain adequate power.
Conversely, the ANIK fleet used by *C is in good health.
In addition this time of year is Sun Transit season and all providers are likely to experience momentary outages.
As for wait times, well, the longer you wait to call them, the longer you'll be missing great products and services.
Historically Bev firmware has a tendency to go from bad to worse, while *C firmware starts off a little rough and evolves consistency in the right direction. Your 505 now has several versions behind it and is well on it's way to being a fine receiver, particularly witht he last round or 2 of new code sporting an new advanced interface.