Online shopping certainly is the 'thing' these days and there are a plenty of websites that drive you to buy NEWEST Dyson V8 12800mah 21.6v battery, Dyson V8 absolute / fluffy / animal lithium ion vacuum cleaner rechargeable battery web based, but there's nothing that could guide you - giving out the fundamentals of buying stuff online. So , assuming that you've got all facts packed about the need to buy your goods online. Mathematics is never cool, especially for me - so for those like me or maybe otherwise I suggest you to understand the mathematics behind the discounts and offers. Take your time - understand the price, the discount and do several calculations; trust me you'll never go awry. Stop Buying Things You Already Have - The problem with most people is that they tend to buy everything that they like - whether or not they already have it in abundance, which can be never a smart buyer's feature. So what you need to stop doing immediately is stop buying the things you already have - keep in mind there will be another day so you can buy something new the next day.