It will depend on how busy I am. Other various notes concerning finding quality books and educational resources at good prices. The books will often have a remainder mark on them. A remainder mark is usually some ink on the top or bottom of the pages when the book is closed. BookCloseOuts stands behind their books.
Inventory changes constantly and rapidly at times.
Check other places first. Quick shipping on in-stock items. You must constantly check back with them to find the items you're looking for. Sometimes you can get incredible deals if you're patient. It's also a handy place to sell off your used curriculum.