What statistical analysis of historical prices would be useful for a buyer? [more inside]
Why are these used books on Amazon so cheap? [more inside]
How to be successful as a professional Amazon merchant and how to limit one's risk? [more inside]
Amazon book sales tracking: are there any sales rank trackers that break down amazon sales by geographic location, not just countries but specific regions, i.e. states, zip codes, etc.?
OK, hypothetical situation: you've spent a long time building a huge collection of electronic music CDs (several thousand.) Some of them are "rare" and most of them are "meaningful" but now that you've moved to beatport, torrents & all digital files, real CDs just don't have the same value to you that they used to. And for that matter, there's probably very few albums you couldn't find again if you spent a little time. At what point do you finally say, "I no longer need dozens of boxes filled with CDs I used to love?" I just reached that point myself. It's time to purge ... but I don't know how to do it! [more inside]
Are there any services or software to make it easier to sell a bunch of stuff on Amazon Marketplace? [more inside]