How to start inventory maangement system in manager

my self jahanzaib and i want ot know about manager if i have shops of multiple itmeS and employess so how i start this in manager and create sales and banks or expense or employess if any one knows so kindly tell me step by step which option i enable and how it works

The best way to start is by reading the Guides - and then come back here with more specific questions.

There is a test company which you can use to see many of the features in action or you could set up your own test company and try out various tranactions to see which ones correspond the best to your business needs