Online shopping may be the 'thing' these days and there are a plenty of websites that bait you to buy EKL 201V Vga Switcher Two in and One Out Computer Surveillance Video TV Monitor Switcher 2 in and 1 Out on-line, but there's nothing that will guide you - giving out the fundamentals of buying stuff online. Therefore , assuming that you've got all particulars packed about the need to purchase your goods online. Mathematics is never cool, especially for me - so for those like me or otherwise I suggest you to understand the math behind the discounts while offering. Take your time - understand the expense, the discount and do a lot of calculations; trust me you'll never fail. Stop Buying Things You Have already - The problem with a lot of 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 feature. So what you need to stop undertaking immediately is stop purchasing the things you already have - keep in mind there will be another day so you can purchase something new the next day.