My advice, AccyBi, is to treat it like any other social setting: Be genuine, enjoy yourselves, and if there is anything you feel uncomfortable with, either don’t do it, or go slowly if you want to find out if it’s for you.
Welcome, as above all ‘at your own pace, if you feel uncomfortable then simple answer is ‘No’ at it’s respected with the upmost’ when i first went and i felt uncomfortable, then i had to go again as felt at ease