Flickr is a part of the Yahoo network and before you can use all the functionalities of the site you are required to sign up. Don''t worry this is free!
So what does Flickr do? Well Flickr is the ultimate photo site on the internet. Allowing you to upload photos to the site for free.
With the free accont you can upload up to 100mb of photos per month and have your most recent 200 photos displayed. With a paid account - about $15 - you get unlimited uploads per month and all your photos can be seen. With each account you also get the following functionality.
Add Titles and Descriptions to photos
Place photos onto a map for all to see
Add photos into your own sets i.e. a set of all holiday photos to Spain
Add photos into collections i.e. all holidays into a collection called holidays
Place photos into groups that others put photos into allowing people to share in seeing your photos
Create your own groups for your own special interests
Comment on photos and receive comments on your photos
Add friends and interact as a community
Search facilities on the map, tags, groups, people and of course photos and locations
Flickr is a very interactive and social site and the majority of users use it as such. Some use it as a showcase of their best photographs as others use it to store all photos that they have taken.