Gmail

A free Web based email service with free pop and i map access provided by Google.... the one of the best ever email service provided in the world at free of cost.... though Gmail Started as a Invitation only service it became so popular that Google made it Invitation free now any one can sign up for Gmail like any other email service. Some of the feature provide by gmail are

a. 6+ gb of storeage space.
b. easy to use web interface.
c. Powerful Spam filter technology(believe me from past 15 months not even a single spam in my inbox
d. pop and imap access( you can directly receive emails to email clients like Outlook,Thunder bird, and Fox Mail where other service provider charge more than 10$ for this kinda service) .
e. Gmail provides the ability to search your mail, using the search email button.

These are some of the basic features of gmail....

To Configure Email Clients like outlook with Gmail have a look at below link

http://igooglefacts.blogspot.com/2008/02/configuring-gmail-with-outlook-express.html