How to repair keyfob remote?

Today's vehicles rarely come without a remote key fob. Complex bits of technology, these fobs not only signal your vehicle to open and close, they set off your alarm and scramble your code. Without a functional fob, you are relegated to using a key, scarcely convenient when your hands are full of groceries. However, before you purchase a new key fob when yours stops working, consider a key fob repair or get keyless entry replacement.