Signing up as a volunteer is very simple. This video explains each part of the signup for you.
This video is a short tutorial on how to use ServeHive.
#1 - The SignUp Process
#3 - Creating a New Volunteer Opportunity and the options available.
#5 - Using the Volunteer Approval Setting
#2 - Knowing Your Way Around
#4 - Using the Private Feature
#6 - Curating volunteer opportunities of organizations that you support to your own profile.