LinkinedIn Groups really allow you to get your message out there
and quickly grow your business.
If your industry isn't very niche or lots of bigger groups already
exists, you'll want to start by joining the bigger ones out there.
You can do this quickly from the start by using the search bar in
the top right hand corner of the site and changing the first
drop-down menu to groups:
Don't forget to also search for groups that are geographically near
you. Just search the groups section for your city and see what
comes up. Join those as well and be sure to try and make it out in
person to any meetups they may have from time to time.
If you click on the "Groups" tab along the header, you can also
select the "Groups Directory" from the drop down and browse
groups: