There are many reasons why so many people use the Coinbase exchange. One of the main factors is that the company supports both credit and debit cards to buy Bitcoin and other supported currencies. Unfortunately, it seems there are some issues with these payment methods. A lot of customers have complained about extra charges when using a payment card on Coinbase. It seems such transactions are now considered “cash advances”, which is not a positive development. Using a Payment Card on Coinbase Becomes More Expensive Over the past few weeks, we have seen both Visa and Mastercard crack down on cryptocurrency-related activity. ThePowered by WPeMatico