To login for the first time in the Google email must enter the Gmail Web page: http://gmail.com
To sign in you must enter the “User Name” and “Password” of your Gmail account. Once agreed you can check your inbox and compose your emails. The Gmail email allows you to store a large amount of information due to its large storage capacity of more than 10gb. You can also buy extra storage space.
It also has a powerful search engine to find what you want in your e-mail, whether e-mail addresses, subjects, or message content.
Gmail email makes it easier to less spam, blocking it before it reaches the inbox. It also allows us to order our e-mail through its system of folders, labels, starred and important.
Finally, Gmail can take it with you at all times through access Mobil, one must enter www.gmail.com from the browser of your Mobile, or download the Gmail application for your smartphone.

Sign in to multiple accounts at once

Tired login and logout to access different accounts? Google Gmail allows you to sign in to multiple accounts from a single browser. With this feature you can login to 10 different services Google accounts. The multiple sign in is enabled for all accounts and services from Google.
The system is very simple, simply log on to your main account, which from that point will be the default account (the rest of the accounts we access will be considered secondary). Once you’re logged into our main account we click on our name or image found on the top right and press the “Add Account“.

This opens a new page will begin our session by e-mail address and password of the account you want to access.
This way we can log into multiple accounts at once.
These are some of the services that support multiple login:

Alerts
Calendar
Docs (Google Apps accounts only)
Finance
Gmail
Google +
iGoogle
Maps
Profiles
Reader
Web Search
YouTube

To access the accounts that do not support multiple login to login from a different browser.

For more information visit http://www.signintomail.com/