don't take those things into upscale country clubs (unless you're booking it as a karaoke act) and fine dining venues. Leave those for the 'starving musicians' who've paid their dues and actually learned to play their instruments (and rarely brag about it - ever notice how people that are really good at something are the most humble about it) chas
The relationship between a client and a performer is based on need and value. You provide a service worth selling .... and people will buy it. Econ 101
What a crock. More often than not it's about who will play for the least amount of peanuts. And although my quote above was said mostly tongue-in-cheek, the last sentence (in parens) was said in sincerity.
"Faith means not wanting to know what is true." [Nietzsche]