Should I buy a second-hand phone? Is usually the question on our minds when we want to buy a smartphone. Second-hand phones are usually phones that have been used but restored to 'as new' condition, or graded to a certain level of quality. The second-hand phone market is a popular one, but you do need to be careful about what you buy. https://promonaija.com/how-to-choose-the-perfect-smartphone-to-buy-1272