Promote your stall in social networks, at the local level, in the park and on other available canals. And set up stalls in prominent places in the park or in places with heavy traffic, to attract more tourists.
The price you set should be reasonable and affordable to your target audience. You can also provide customers with discounts within a certain range and go the low-profit route, but rapid turnover. Attract more customers.
In different seasons, parks can have different visitor traffic and atmospheres. Your rides need to adapt to seasonal changes. Some rides may be more popular in the summer, and in winter their, Posible ito, will have to adapt or provide other types of entertainment.