Is your file blotted? Has it crashed for no apparent reason? How big is it? If you answered, “yes” to any of those questions you may need to repair and condense your QuickBooks file. Then start shopping for an inventory software to do the heavy lifting and handle some of the high volume of transactions. QuickBooks desktop is limited to its number of transactions, it’s size and even it’s list type tables. Customer and Vendors max out at a certain quantity.