what would cause the battery to discarge on 1993 Ford Escort

What would cause the battery to discharge, even with a good alternator and a new battery? any other suggestions what parts can be bad?

Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
1 answer
You have to have a shop or tech check for a battery drain with a meter as any electrical part could be drawing power