Everybody is welcome to make their opinion on maps for the VCTF ladder at:

http://www.fraggednation.com/forum/topic/Subject-UT3-VCTF-Custom-map-list-8486

There's also a discussion about how maps are chosen in the 1v1 forum:

http://www.fraggednation.com/forum/topic/Do-you-want-Random-map-picks-or-Choose-you-ma-8485