Through group feature you can easily organize the people and business in Gmail. This creation if group and contact in Gmail is not a time consuming process. But if you do not the process of contact and group creation then simply go with these below steps.
Create a group in Gmail:
1) For this group creation you have to go Google contact
2) After that look left side where you find the option of labels.
3) Click on that create label option
4) Now type the name and hit the OK button.
Simple! Here you create your group in Gmail.
Now it’s time for add contact:
1) For contact you have to check the boxes next to their names
2) After that click on label which is located at top right side
3) Now choose the group which you want to add in the contact list