Expand your choices for managing cryptocurrency exposure with Bitcoin, Micro Bitcoin, Ether and Micro Ether futures and options. Micro Bitcoin futures and options.Find the closest place to buy or spend your crypto assets anywhere in the world. Enter your order number and purchase amount on the ATM. Insert your debit card and enter your PIN. Step 1: Sign Up for a Crypto Exchange. Find a digital asset exchange that offers Bitcoin options trading. 1. Choose a reputable exchange (e.g. , Coinbase, Binance, Kraken). Using CDReload at retail locations provides an alternative to Bitcoin ATMs, allowing you to deposit cash and buy Bitcoin without needing a physical Bitcoin ATM.