Do not use/purchase Costco debit machines it is the worst mistake I have made so far in my business. We had one installed a few months ago and signed a 3 year contract and now we find out they cannot take more than a 5 number pin and cannot take a chip as of yet "but they are working on it". 70% of our customers have 6-7 numbers in their pin and 90% have chip cards. The bank doesn't issue non chip cards anymore and now we have to inconvenience our customers and tell them to go use a atm... I tried to speak with them and was very... read full review »