House exterior

Artwork Works in Progress
1

http://i1102.photobucket.com/albums/g456/Ludovic_L/House%20exterior_zpsqeokdpxg.jpg

A personal project. I would really appreciate some feedback.

2

is that just a plane background? looks little weird

3

Added it in gimp. Do you think I should put another one? Could not find another appropriate one actually.