are you allowed to sell open boxed laptops as New

[amna-8993]

I have a supplier who sells Grade A laptops , basically they are 14 day customer returns. am i allowed to reseal and sell as brand new on ebay , i sell it over on amazon UK platform. 

Im not going to lie im making a killing, the christmas quarter i was turning over £100000 a month, (NOT EXAGGERATING) , from sept leading to christmas. 

https://pasteboard.co/JgxdqLT.png 

Majority of customers dont complain its just one or 2 idiots , but i provide a returns label and a refund.

please let me know

I hadly get any complaints except

[arkwebus]

If you are really doing £100000 per month at the very least you were required to contact HMRevenue and Customs and notify for VAT registration.  That will mean adding VAT to every sale which may knock your competitiveness!

The sales cannot be described as "new" 

@amna-8993