Drinking up your courage? Not a good idea on such an evening. Alcohol is enjoyed in moderation here. If at all. After all, everything should be perceived with all the senses. And no one wants to let a fully drunk visitor get close to them.  Swinging is voluntary and free of charge. At least the sex. Of course, the clubs charge admission. 
Safer sex is very important . Condoms will therefore be available .
 It is not only about HIV, syphilis or hepatitis B. Other sexually transmitted infections such as HP viruses or chlamydia are not only transmitted through sexual intercourse, but also through oral sex or the shared use of sex toys.
In a swingers club the motto is: “Everything can, nothing must”. This actually means that you can do anything you want to do and feel like doing in the club, but you don’t have to do anything that other people want to do if you don’t like it.