A silent auction can be a fun and easy way to make money and people like to win things. Participants come and mingle while placing their bids. Items, services, gift certificates, just about anything can donated to auction. Gift baskets are always a hit too!
You can use this attached resource as a starting point to get an idea of how to format your own silent auction.
Find more details here: Silent Auction – American Cancer Society Resources (acsresources.org)