the trick for doing it right is to make sure you consult it upsize down and backwards. >> eye spent sode down and welcome back ward, but ear is is requires it. you can get them precut with miters there. and it's about installing a bead of caulk above the front and pal poot tom. you don't are to fill the nail holes -- i think if you got it precut with the angle, that would solve a lot of problems. >> here's a good example. look at that. >> wow. if you're afraid of the precut miters, it comes can-w these color blocks. >> these walls with 45 degrees -- 90 degrees. >> and there's no coping like with wood. you put two seams together, i'll use more caulk in the corner and paint over it. >> so, if it isn't an exact match, do a little caulking, sand away. >> you're a kauking thing dog. >> you know, quite honestly, the molding really does make the room. >> doesn't it? >> completely makes the room. you're not just in this box anymore. really dresses it up a lot. >> when you're talking home value, adding something like this, buyers come in and go, that's really cool. i done know if i held it up t