There is an old trend which is becoming popular again. Whenever you go to fix your laptop or mobile phones which are not made by apple you stand the risk of losing your original battery popularly called "follow come". The repairer has a keen eye for these batteries as they sell for more than the china produced new ones even in their already used state.

Ways to protect yourself from these thieves:
1. Create an incision on your battery in an hidden place and always confirm right before you leave the repairers shop
2. Sit with them all thru the repair process and do not allow your device out of your sight.

If you have had your own experience you can put it down so we learn their new method