from your thread, I thought you had bought a house plan, as in
and then modified it to suit your needs
I think that is a good way to go if you want a standard modern house. Most of the problems are already sorted and the building goes smoother. It looks a nice house and your garden will soon be wonderful.
back to TV receivers etc, we are lucky in CM as there is cable available. You can have as many TVs as you like all on the one cable, and one cost per month. Each TV can show a different channel independently.