Certified Pre-Owned (Refurbished) Smartphones, iPhone & More
buyer's guide - second hand or refurbished mobile phones - Rumage
Is buying a refurbished mobile phone good or should I go for a new one? - Quora
Should You Buy a Used Phone on ? 4 Things to Consider - CNET
Mobile phones and laptops are top tech items that Brits are willing to buy second-hand - Daily Star
Should you be buying a second-hand smartphone?
Refurbished phones: What are they and where can you get them?
What are the best places/dealers to buy wholesale refurbished mobile phones? - Quora
How to buy a second-hand or refurbished mobile phone?