Below is our procedure before sell a unit to customer:
1. Customer walk in requesting XXX model of product
2. unlock our storeroom and take a unit of the said product
3. Show the unit to customer and show the seal that product never been tampered before
4. Request customer to check carefully, EVENTHOU if he/she feel not necessary
5. Guide customer how to use the laptop
6. Tell the basic care needed on the laptop
7. Q&A session
8. After all done, only we will take your money and issue receipt.
Above steps are our SOP which has satisfied alot of customers thru the year