对于在美国想做freelance的朋友来说，加入一个小组经常和其他的freelancer交换经验, 既可以舒缓工作压力又可以获得很多行业知识。 我看了一下，很多小组对于中国人不一定适用，但也有一些还不错。以下是链接:
20 Linkedin Groups for Freelancers:
1. Groups for freelance writers
LINK-EDS & WRITERS
This group is for anyone who works with words, and it is owned by Phil Taylor, boasting over 9,000 members.
In this group, James Boone Dryden facilitates networking potential for all writers, journalists, columnists, etc.
2. Groups for Freelance designers
This group boasts a forum for design and development professionals, offering feedback on ideas and innovations. There are more than 7,000 in this group, owned by Nick Carter.
3. Groups for freelance software developers
LINKED .NET USERS GROUP
Run by Inbar Gazit, and home to nearly 25,000 members, this is the home of designers, developers, architects, and so on. (Formerly known as the C# Professionals Group.)
Noah Coad's 13,000-plus members are all very into C#, VB NET, ASP NET, LINQ, etc.
4. Groups for virtual assistants
EXECUTIVE ASSISTANT TO VIRTUAL ASSISTANT
This group (EAtoVA), owned by Sydni Craig-Hart, is for those who want to share ideas, innovations and best practices for the business of virtual assistance.
INTERNATIONAL VIRTUAL ASSISTANTS ASSOCIATION
Cindy Opong owns this IVAA group, which is a non-profit group joining and educating virtual assistants.
5. Groups for freelance customer service & call center professionals
TOPO: Marketing and Sales Group
Specializing in all things customer service, call center and CRM, this group from Alex Gonzalez boasts around 5,000 members.
CUSTOMER SERVICE PROFESSIONALS
Owned by Steven Zannos, this informal and growing network is centered on customer service and warranty management.
BEST PRACTICES IN CALL CENTERS WORLDWIDE
This group, owned by Eric Zbikowski, is a global network for those who are interested in sharing call center best practices and insights. The related web site is MetricNet.
6. Groups for freelance marketers & PR professionals
E-MARKETING ASSOCIATION NETWORK
A remarkable 117,000 people are in this group, owned by Robert Fleming and E-Marketing Assoc. Can you imagine what their annual conference is like? (And they do have one.)
This marketing, strategy and project management group is owned by Olivier Luxon and has more than 12,000 international members.
MARKETING & PR INNOVATORS
This group is all about best practices and buzz-worthy innovations. It's owned by Gerald Haman and has more than 47,000 members.
SOCIAL MEDIA MARKETING
Nearly 23,000 members make this social media marketing group, owned by Michael Crosson, a success.
Inbound Marketers - For Marketing Professionals
SEO, social media and other online marketing techniques dominate this group, which is over 30,000 strong. Owned by Dharmesh Shah of Pro Marketers.
7. Other freelance groups
Nearly 69,000 members make this general freelancing and consultant group worth a look, regardless of your field. Owned by Larry Zeenny and related to FEACO.
OUTSOURCING & OFFSHORING
Dr. Dan Bhide owns this 3,000-member group where ideas can be exchanged on everything from call centers to contract manufacturing and BPO.