This is what will be displayed at the end of the URL. Your first name (jane) or firstlast (janedoe) name may be a good option here. Only lowercase letters and numbers may be used (no spaces, dashes or special characters). This is just the default URL and can be changed after sign up to any domain name you own (i.e. yourdomain.com).
Your Site URL: https://ohmyhi.com/yoursite