1, What do I need to do if the ones I received are not not working for my printer?
Please contact us we will either fix the problem you have or ship replacement to you with no charge.
2, Do I really pay return shipping if I received defective items?
No, if you received any defective items or any issue by our fault that cause a return, Please contact us first, and we will pay for return shipping fee.
3,Can I order customized combos that you don't have it listed?
Yes, We can do any color combos you like, just contact us, we will provide a quote and make a new listing for you to purchase.