No area of interest is just too compact In relation to creating a program. There are actually classes on Udemy that have over 1,000 sales about market subject areas like baking sourdough bread, brewing beer and knitting. Also, platforms like Teachable make it straightforward to launch your very own study https://andyeugrd.bcbloggers.com/36235004/little-known-facts-about-make-money-online