I set this up and it appeared to work great on my computer, but then it

I set this up and it appeared to work great on my computer, but then it didn't work for other people at our event - it gave an error "you're not authorized" to view the bids. Maybe they have to be logged in? It would be great to include that information on this page.

Please check your Privacy Settings and disable the "Require log-in to see submissions" option. You might also want to disable the other two option. (see image below)

You can find the Privacy Option in the Account Settings. Here's the link: https://www.jotform.com/myaccount/settings

Let us know how it goes.