1. StumbleUpon: You?ll open your online presence up to a whole new audience just by adding the StumbleUpon toolbar to your browser and ?channel surfing? the Web. You?ll connect with friends and share your new Website discoveries,? as well as ?meet people who have similar interests.? It?s loads of fun.
2. Articlesbase: Upload stories and articles on reddit to drive traffic to your website or blog. Submit items often so that you?ll gain a more loyal following and increase your online presence.
3. Del.icio.us: Social bookmark your way to better business with sites like del.icio.us, which invite users to organize and publicize interesting items through tagging and networking.
4. Digg: Digg has a massive following online because of its optimum usability. Visitors can submit and browse articles in categories like technology, business, entertainment, sports and many more.
5. Technorati: If you want to increase your blog?s readership, consider registering it with Technorati, a network of blogs and writers that lists top stories in categories like Business, Entertainment and Technology.
6. Ning: After hanging around the same social networks for a while, you may feel inspired to create your own, where you can bring together clients, vendors, customers and co-workers in a confidential, secure corner of the Web. Ning lets users design free social networks that they can share with anyone.
7. Squidoo: According to Squidoo, ?everyone?s an expert on something. Share your knowledge!? Share your industry?s secrets by answering questions and designing a profile page to help other members.
8. Furl: Make Furl ?your personal Web file? by bookmarking great sites and sharing them with other users by recommending links, commenting on articles and utilizing other fantastic features.
9. Tubearoo: This video network works like other social-bookmarking sites, except that it focuses on uploaded videos. Businesses can create and upload tutorials, commentaries and interviews with industry insiders to promote their own services.
10. WikiHow: Create a how-to guide or tutorial on wikiHow to share your company?s services with the public for free.
11. YouTube: From subjects like, ?How to dribble a basketball,? to naughty party boy ?Corey Delainey,? everyone has a video floating around on YouTube. Shoot a behind-the-scenes video from your company?s latest commercial or event to give customers and clients an idea of what you do each day and how you like to do it.
12. Ma.gnolia: Share your favorite sites with friends, colleagues and clients by organizing your bookmarks with Ma.gnolia. Clients will appreciate both your Internet-savviness and your ability to stay current and organized.
13. LinkedIn: LinkedIn is a popular networking site where alumni, business associates, recent graduates and other professionals connect online.
14. Facebook: Facebook is no longer just for college kids who want to post their party pics. Businesses vie for advertising opportunities, event promotion and more on this social-networking site.
15. MEETin.org: Once you?ve acquired a group of contacts in your city by networking on MEETin.org, organize an event so that you can meet face-to-face.
16. YorZ: This networking site doubles as a job site. Members can post openings for free to attract quality candidates.
17. Xing: An account with networking site Xing can ?open doors to thousands of companies.? Use the professional contact manager to organize your new friends and colleagues, and take advantage of the Business Accelerator application to ?find experts at the click of a button, market yourself in a professional context [and] open up new sales channels.?
18. Ecademy: Ecademy prides itself on ?connecting business people? through its online network, blog and message-board chats, as well as its premier BlackStar membership program, which awards exclusive benefits.
19. Care2: Care2 isn?t just a networking community for professionals: It?s touted as ?the global network for organizations and people who Care2 make a difference.? If your business is making efforts to go green, let others know by becoming a presence on this site.
20. Gather: This networking community is made up of members who think. Browse categories concerning books, health, money, news and more to ignite discussions on politics, business and entertainment. This will help your company tap into its target audience and find out what they want.
21. Ryze: Ryze lets members organize contacts and friends; upcoming events; and even job, real-estate and roommate classifieds.
22. Tribe: Cities like Philadelphia, Boston, San Francisco, New York and Chicago have unique online communities on tribe. Users can search for favorite restaurants, events, clubs and more.
23. Ziggs: Ziggs is ?organizing and connecting people in a professional way.? Join groups and make contacts through your Ziggs account to increase your company?s presence online and further your own personal career.
24. Plaxo: Join Plaxo to organize your contacts and stay updated with feeds from Digg, Amazon.com, del.icio.us and more.
25. NetParty: If you want to attract young professionals in cities like Boston, Dallas, Phoenix, Las Vegas and Orlando Fla., create an account with the networking site NetParty. You?ll be able to connect with qualified, up-and-coming professionals online, then meet them at a real-life happy-hour event where you can pass out business cards, pitch new job openings and more.
26. Networking For Professionals: Networking For Professionals is another online community that combines the Internet with special events in the real world. Post photos, videos, rsum s and clips on your online profile while you meet new business contacts.
27. Naymz: A search engine optimised professional networking site which ranks out of ten, ones professional reputation amongst reviews from ones peers and those who know you.
28. SEO TAGG:SEO TAGG: Stay on top of news from the Web marketing and SEO (search-engine optimization) industries by becoming an active member of this online community.
29. Pixel Groovy: Web workers will love Pixel Groovy, an open-source site that lets members submit and rate tutorials for Web 2.0, email and online-marketing issues.
30. Mixx: Mixx prides itself on being ?your link to the Web content that really matters.? Submit and rate stories, photos and news to drive traffic to your own site. You?ll also meet others with similar interests.
31. Small Business Brief: When members post entrepreneur-related articles, a photo and a link to their profile appear, gaining you valuable exposure and legitimacy online.
32. Sphinn:Sphinn: Sphinn is an online forum and networking site for the Internet marketing crowd. Upload articles and guides from your blog to create interest in your own company or connect with other professionals for form new contacts.
33. BuzzFlash.net: This one-stop news resource is great for businesses that want to contribute articles on a variety of subjects, from the environment to politics to health.
34. HubSpot: HubSpot is another news site aimed at connecting business professionals.
35. Tweako: Gadget-minded computer geeks can network with each other on Tweako, a site that promotes information sharing for the technologically savvy.
36. Wikipedia: Besides creating your own business reference page on Wikipedia, you can connect with other users on Wikipedia?s Community Portal and at the village pump, where you?ll find conscientious professionals enthusiastic about news, business, research and more.
37. Newsvine: Feature top employees by uploading their articles, studies or other news-related items to this site. A free account will also get you your own column and access to the Newsvine community.
38. 43 Things: This site bills itself as ?the world?s most popular online goal setting community.? By publicizing your company?s goals and ambitions, you?ll gain a following of customers, investors and promoters who cheer you on as you achieve success.
39. Wetpaint: If you?re tired of blogs and generic Web sites, create your own wiki with Wetpaint to reach your audience and increase your company?s presence online. You can easily organize articles, contact information, photos and other information to promote your business.
40. Frappr: Embed a Frappr map and guestbook into your company?s Web page so that you can pinpoint exactly how users find your site, discover in real-time what they have to say about your company profile and services, and create an ?interactive, fun and engaging? spot for visitors.
41. Yahoo! Answers: Start fielding Yahoo! users? questions with this social-media Q&A service. Search for questions in your particular areas of expertise by clicking categories like Business & Finance, Health, News & Events and more. If you continue to dole out useful advice and link your answer to your company?s Web page, you?ll quickly gain a new following of curious customers.
42. Mycareer: A popular source of jobs for the job hunter in Australia. Owned by Fairfax media who bring us the Sydney Morning Herald everyday. Post your CV for recruiters to find. Get detailed personality type information.
43. SEEK: Australia?s #1 recruitment, career and employment site. It has special sections for 100k plus executives and offers helpful tools and job hunting sector statistics.
44. CollegeRecruiter.com: If your firm wants to hire promising entry-level employees, check CollegeRecuriter.com for candidates with college degrees.
45. Monster: Post often to separate your business from all the other big companies that use this site to advertise job openings.
46. Sologig: Top freelancers and contractors post r�sum�s and look for work on this popular site.
47. AllFreelance.com: This site ?offers self-employed small business owners links to freelance & work at home job boards, self-promotion tips? and more.
48. Freelance Switch Job Listings: Freelance Switch is the freelancer?s online mecca and boasts articles, resource toolboxes, valuable tips and a job board.
49. GoFreelance: Employers looking to boost their vendor base should check GoFreelance for professionals in the writing, design, editing and Web industries.
50. CareerBuilder.com: Reach millions of candidates by posting jobs on this must-visit site.
51. Career Journal: The Wall Street Journal?s Career Journal attracts well-educated professionals who are at the top of their game. Post a job or search r�sum�s here.