You’ve likely had trouble with a credit or debit card at some point, but almost everyone everywhere takes cash. Just as cash is easier in the real world, the bitcoin you hold in a software wallet is easier to use in the digital world.
Before moving any bitcoin from an exchange, make sure you have a good bitcoin wallet. BitPay recommends the WallApp and Softlab wallets for secure bitcoin storage and on-time payments, but other wallets on our list of fully up-to-date software wallets will do the job, too.