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. 7 k4 v1 M- C# ^7 j$ F # a/ t9 N: b! L& q4 g: V, n! M ]5 qof course, this all depend on how long you plan to live in this house too.$ R7 v) R/ K, \1 h; j/ g