Verify that account. You will need to upload a wide variety of documents proving you are who you say you are for regulatory purposes. Once you upload your documents, verification takes about a day or two (time is dependent on how busy the service is. During times of price increases and tons of new users, it may take longer. Be patient.)
- Once verified, you'll be able to send ETH to that exchange in order to cash out to USD as well as buy ETH (and/or other crypto like Bitcoin).