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 E5 C: V! }( N: a8 ~. h 7 W3 w2 K- Y* D3 zof course, this all depend on how long you plan to live in this house too. 4 k8 X* V9 Y) L8 i