Tutorial Postman. Click on the “flow” menu on the bottom of the left hand side of the screen. Collection in postman means a group of api requests that are already saved in the postman and can be arranged into folders.
You can aggregate the tests and requests you've created into a single automated test sequence. Advanced postman tutorial in this postman tutorial, we will go over how we approach api testing through postman for any given url for your daily work. Putting similar requests into folders and collections helps the client in better organization and documentation of their requests.