There are many ways to promote the market, depending on your financial strength, brand, market environment and so on. Simple 2: 1, send a bill (the basis of training) to the supermarket, large library and so on. 2, go to the above places to do a questionnaire survey, mainly to leave a contact number to facilitate a return visit. 3, network promotion: major learning forums, local well-known free websites, posting, posting in the post. Weibo has more friends and updates regularly every day. I also do training. I'm talking about the lowest cost and basically free publicity. Hope to adopt!