Joining a Meetup group in your area allows you to

find out what your competitors are doing.

O meet potential business partners.

sell more people on your business.

pitch your products.

Joining a Meetup group in your area allows you to pitch your products.

Explanation:

Such meet up enable one to showcase products to be sold, hence; pitch ones products

This increases the chances of increase in sales as wider customers would be met, thus; maximizes ones profit