http://www.neopets.com/nf.phtml
Shop Stock Update! - We know everyone has been frustrated with shops and the way items have (or haven't...) been restocking in them. Well, we have great news for you! All shops, from the Neopian Fresh Foods shop to the Ugga Shinies shop, will no longer keep old stock around. That means shops will clear out more regularly so that you will have more opportunities to purchase the items that you want. Happy shopping!
Finally, look for the deflation of a lot of r99s, especially stamps