On 18/01/2014 19:47, Nightjar wrote:

They are going to want any site where they can persuade the gullible to
let them put up panels.

That would be pretty silly.
They only get income from the FITs and they only get paid for what is
actually generated and they are metered.

They will want the ~due south, unobstructed roof spaces first and will
only put them elsewhere if the prices drop.

I would estimate that a 4kp array will cost them about £4k5 and will
return about £700 pa.