Current Opportunities Through Sign-Up Genius
If you don't already have links in your email, you can go to www.signupgenius.com and click "Find a Sign Up" in the upper right corner. When asked for an email enter firstname.lastname@example.org and you will be able to access all of the current sign-up opportunities.
VanAndel Arena Concessions
Follow directions as above but search for email@example.com
Jenison Band Invitational
You can also follow JENISON BANDS on Facebook or Twitter for last minute opportunities. If you know what you'd like to help with but aren't sure who to contact, go to the contact tab above and contact the chairperson. They would all LOVE your help.