Guides
Google Forms, with limits.
Practical guides for sign-up sheets, bookings and anything else where each choice has a capacity.
Limit responses per option in Google Forms
What a working script has to handle, and the four ways a hand-written one fails without telling you.
Read the guide →A time slot sign-up sheet in Google Forms
Interview slots, parent-teacher evenings, appointments: one form, each slot closes when it is taken.
Read the guide →Remove an option once someone picks it
Potluck dishes, gift lists, topic sign-ups: every option can be taken exactly once.
Read the guide →Close a Google Form automatically when it is full
Stop accepting responses after N submissions, or once every option is taken.
Read the guide →Limit checkbox selections in Google Forms
Per-person limits are built in. Per-option capacity is not. Here is how to do both.
Read the guide →A Choice Eliminator alternative without an add-on
The same result from a script in your own Google account, with no third-party access to responses.
Read the guide →