Online shopping is definitely the 'thing' these days and there are a plenty of websites that bait you to buy Peifu QY6-0049 Printhead Print Head Printer Head for Canon 860i 865 i860 i865 MP770 MP790 iP4000 iP4100 MP750 MP760 MP780 on the web, but there's non-e that could guide you - giving out basic principles of buying stuff online. Therefore , assuming that you've got all details packed about the need to purchase your goods online. Mathematics has never been cool, especially for me - so for those like me or perhaps otherwise I suggest you to understand the mathematics behind the discounts and offers. Take your time - understand the price, the discount and do a lot of calculations; trust me you'll never go wrong. Stop Buying Things You Currently have - The problem with most of the people is that they tend to buy exactly what they like - even if they already have it in abundance, which can be never a smart buyer's characteristic. So what you need to stop doing immediately is stop buying the things you already have - bear in mind there will be another day so you can purchase something new the next day.