if you're planning to spend $ on the carpet (surface layer), then you should plan to spend $$ on the under layer. a good under layer will let your carpet last a lot longer. when you walk on carpet with good under layer, you'll feel a lot more comfortable too. 6 X. Z1 s; Z# o; {9 s4 }: v ( \* K) P& E7 U, n* b/ E* ^of course, this all depend on how long you plan to live in this house too. 4 q: x6 Y0 Y8 Y z' U