As technology emerges, we keep on buying new smartphones. But what to do with spare/old mobile phones. Most of you must be having old/spare mobile phones accumulating dust in the drawer. Have you ever thought that how can we repurpose old smartphones and make use of it? Let me walk you through different ways to put your old smartphone to good use. 1] BABY MONITOR Parents come across tons of challenges while taking care of babies/kids. Especially, new parents are keen to do whatever they can to keep their baby safe. Been a mother of 22 months boy, I can understand having a baby can take all your time and you…