People keep asking this question. Why are you asking it? Is it an attempt to start a business? If so, I suggest going to https://stackingthebricks.com/ https://

People keep asking this question. Why are you asking it? Is it an attempt to start a business? If so, I suggest going to https://stackingthebricks.com/ https://stackingthebricks.com/ and reading everything. You'll do much better than asking random people on the internet.