Advertising online, it is best to cooperate with the activities in your store. It is really effective to spend money on advertising, but this promotion is a bit expensive.
You can also promote your advertisement in the group chat in your community, because the consumption probability will be higher if you are close. When it grows bigger, you can promote your physical store in the city forum, and the most important thing in promotion is to let others see that you will have the impulse to spend in your store, so you can use exaggerated methods to properly drain it!