How to create a Infopath form in sharepoint 2010

Here i will describe how to create an InfoPath form in share point 2010.Go to InfoPath 2010 Designer and click on the file-->New-->select blank form . Whenever we click on the blank form we will get an option to design the Form

Then i have insert a table into the form using following option.Go to Insert tab-->we can see the table formates at that.
Then add desired controls based on requirement.Here i have added to add controls to add the data of sale persons.Go to home-->Here we can see the option on right top is Controls.
After all this process has done ,we can publish our InfoPath form to  share point Library.