It's just free hugs, but more theatrical.
Also, volunteer is not the same as employee. Especially important in this context.
Any one of these is either: 2 compliments from customer. So, it would be assumed that compliments are going from the customer, to the server, for the extras as well. Instead of the whole dynamic switching around halfway through.
> Add a kiss or a spanking for an additional compliment
Customer can add a kiss or spanking to their order, if they give an additional compliment to the server. And the server then decides if they actually want to do it.
Are you okay?