Affiliate marketing:-
                        Affiliate marketing is a type of performance-based marketing in which a business rewards one or more affiliates for each visitor or customer brought by the affiliate's own marketing efforts.
Example:- Amazon


Artificial intelligence:-
                           Artificial intelligence is that concept where the robotics play important role.

Use  of Google analytics -
                                  

1-it is free

2-Automatic collection of data

3-create report

4-enter Title

5-click save