If I owned a confectionery and chose to work in the buff, would it be sanitary for me to stir a vat of melted chocolate with my penis?
I would say no. We have no idea where you've been.
If I were a naked cocktail waitress, do you think it would be a boon to business if I let customers lick salt off my nipples after sampling tequilas?
It would probably be a boon to business, absolutely, depending on the gender of your customer and the location of your bar.
Discuss the pros and cons of a traveling salesman giving a PowerPoint presentation buck-nude.
Depending on your target market and what you are selling, you might make a lot of sales because you have the freedom to appear just as you are. The con to that is you may very well kill all your sales.