Equipment For Sale In Ontario.com How Do I Get Training/certified To Install "POS" Point Of Sale" Equipment ?

How do I get training/certified to install "POS" Point of Sale" equipment ? - equipment for sale in ontario.com

I try a PC / Background on the lookout for networking and certification at point of sale technology to provide the sales, but I find very little in the way of the creation of this type of work. QuickBooks has a Certificate of years of costly proprietary Microsoft has one test) (no certificate - that's all I can find other employment for which an education ....