Certain Tucson organizations really support murals (and muralists) — for instance, schools & pre-schools; body piercing and tattoo places — almost any business in the City of South Tucson — as well as chains like Mariscos Chihuahua and Roses & More.
Here are three photos of one of the Roses & More locations: 380 W. Grant (at the corner of Oracle).
The sign out front, at the southwest corner of their lot (the other side is typically be as nice, though I didn't snap it):
The southwest corner of their building (I think the roof used to be part of the mural... does anyone remember what the image was... maybe the sky? By the way, I took these photos on February 22, 2011):
And a detail from the southeast corner: