Manage Warranty for Stock Items with Serial number enabled. Define Warranty in Days/Months/Years. Also define absolute date for warranty. Manage separate warranty given by supplier & also given to customer. Recall Warranty details for any serial number quickly.
There are various exceptions which happens practically its is important to accomodate those in the software. The solution actually does that but not without tracking the exceptions. It gives you a complete log of such exceptions like Force Close, Force Open etc of Serial numbers.