Like every year, we are having sale at many shops and websites for the christmas including ebay.
You can find many valuable items for a very cheap or atleast some what better prices in the sale.
So when you are shopping from a sale first try to find out the original price of the item or similar item from other shops at other time of the year without sale. Also, it’s a good idea to consult some one familiar with the objects and the field about the item’s price. For example, you may buy a new laptop just because they said it’s 15% off? and then you find out later that it was infact 15% over priced before christmas at that shop . . . ? making no difference at all for you!