If you are an ardent follower of Amazon and want to know the various perks and benefits of shopping, you are in the right place. With more than 310 million active customers worldwide, the virtual store retails almost everything from a computing device to beauty products, electronics to groceries, all under one roof.  To retain their customer base, Amazon offers regular discounts and crazy offers that can save you big on your purchase. So pen down your shopping list and let’s get started with the smart shopping advent: 1) Money-Saving Apps To Rescue: Apps like ShopTracker and Ibotta can help…