If you want a successful community launch, you need a huge number of people ready and eager to join the day your interface is live.
If you’re planning to start an online community in April. These ideas might help.
April: Laying the foundations to become a community member.
- Identify relevant online communities and key people.
 - Launch an industry blog.
 - Introduce yourself to two people bloggers/influencers per day.
 - Start a database/spreadsheet of people you have permission to speak to, record the conversations you have and when the next contact will be.
 - Interview key influencers for your blog.
 - Learn the unwritten rules of your target audience (i.e. begin writing them down for yourself).
 
May: Building relationships that matter.
- Use existing resources/assets to help biggest influencers/connectors. Don’t ask for anything in return.
 - Starting a mailing list for people you feel want to be a part of something/make a difference in the industry. Invite them to join.
 - Continue e-mailing 2 new people per day. Make sure each e-mail is unique and tailored to the individual.
 - Create a technological profile for the average member (what technology do they use? Why? On what platforms are they most prevalent?
 - Pick the 3 most important communities and begin participating in a range of issues.
 
June: Cement friendships, involve the client, plan the interface
- Ask for advice on what people would want from a community. Use as much of it as possible to design your community.
 - Arrange an online or offline event for members to be involved with. Invite special VIP guests to give a webcast/speech.
 - Continue e-mailing 2 new people a day.
 - Compile your research and approach your company/client with your recommendations on what they need to do to build a community.
 - Agree business constraints/resources and create a list for the community needs.
 - Involve web teams/agency to design the community interface.
 
July: Launch
- Host a best of series on your industry blog featuring the best posts from the top bloggers.
 - Invite your most enthusiastic contacts to test the community.
 - Ask them to invite 1 friend to try the interface.
 - Design a rewards program for members that discover the community early and seed content.
 - Launch your online community.
 
A few notes here. The client-side work is extremely more complex than detailed here. Finally, spending time on developing these relationships always pays off when you launch. Always.
Good luck.