
If you are working in any organization, company or individual, where you have to send emails to more than one recipient and most times all of your recipients are same, for ex. to make some announcement, send some details to your employees every time you enter the email addresses individually and this is very time taken procedure.
So to make your task easy, you can used the Google Groups and with one click you can send one email to all members with very easier and faster.
You can also setup as much Google Groups as you want such as for your employees, for co-workers, for friends, for family and as much you want.