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. 9 Q# i9 v+ t4 s L
: _1 s% X* B5 ]of course, this all depend on how long you plan to live in this house too. 9 I+ w+ Y1 M; k+ l