One of the best Mail messenger in the world, with safe data and easy to Sign Up.
Only messenger, which provide 15GB of data and 2nd highest was 10GB by Yahoo.
Gmail also support all types of image file, you can open directly and save,download ETC.
3 different type of indexs.
1)Primary. Which stores only important data
2)Social. Which stores social networking data like Facebook,youtube etc.
3)Promotions. It stores data like markting stuff, promotion etc.
My drive, a online drive provided by google where we can store any kind of data. My drive is the best online storage device. With gmail we can send email to 500 people with 2GB of attachment file. Gmail is used by 90% people in the world