Using a standard 1gig small hard drive from amazon 55$ ( one on my 211k and one on my 211z). Dish Says they may not work without outside power but mine work great with just the USB connection powered by the tuner alone
One call on initial set up ( make sure your dealing with the RV dept) and the rep actually activated both receivers for 1 40$ charge
Changing locals , I only use chat and have a script that I change to the local address I want to use that I paste into the chat box. Other than typing" thank you "After they change the local address in 5 min tops, that's all I've ever needed ... no problems
I limit my verbal contact to "0" if possible.the phone service folks are unreliable and not aware of RV needs in many cases.