Cafes and restaurants that double as training grounds for salespeople. Practice introductions, starting conversations, and selling stuff that people don't need. Also, practice saying no to others.
Many people find it difficult to say "no" to others. This place provides them with an environment where they can practice rejecting others in low-risk circumstances.
Practice selling things to people who don't need them. Since rejection is a likely outcome, prospective salespeople build resilience to it.
A training ground for people to learn how to approach, start conversations, and introduce themselves.
A place where people can perfect their sales pitches.
A way to meet new people and make friends.
A cafe/restaurant that doubles as a training ground for salespeople. Upon entry, you learn about the game and agree to play along.
It's otherwise a normal place except that each table has a special chair, reserved for a drop-in "salesperson". Anyone can take that role to practice their sales skills. They join a table by taking the salesperson's chair and try to get people to buy something.
Anyone can take the role of a salesperson and join any table.
They have to leave upon being asked to do so.
The salesperson can try to talk their way out of leaving, but after being asked the third time, they must leave without further delay.
Salespeople can sell only products/services that are approved (or even owned) by the bar.
Products/services for sale
People attempt to sell each other only products/services that are approved by the bar. It might be stuff that the bar stocks on the premises.
A prospective salesperson could choose anything from the list, familiarize themselves with it, then walk up to any table and try selling it to people.