Send your colleagues and friends an invitation email:
You would be an awesome addition to the SpaceBase, a directory of space industry people and organizations that I'm using to coordinate with other space industry folk to get things done.
This link will attempt* to open your email browser, where you can add your friends' addresses and edit the email:Send
* If your browser is not set up for mailto links, it's possible to change your settings. For example, for gmail on chrome, go to gmail.com, and click the double-arrow to the right of the URL. Other options are here, or search for "setting mailto preferences" with your browser and your email service.