Here are 10 sites where you can make personal connections and build relationships with friends and business associates.

Edited October 30, 2009 to update the list. The original list is below.

Facebook.com – Number one in popularity by number of monthly visits and number of registered users.
Find me on Facebook

Twitter.com – Twitter, which wasn’t even on the original list, has enjoyed tremendous growth in popularity over the past year.
Follow me on Twitter

MySpace.com – Popular with the younger crowd (18-24), MySpace continues to be one of the most visited social media sites and ranks among the top visited sites overall.

LinkedIn.com – Primarily a business and professional network, LinkedIn is often used to connect employers and job seekers.

Orkut.com – Owned by Google, Orkut is popular with young people in South America and India.
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