In “Form Sheet” replace

If at any point the Form Sheet does not show at least one Sporting Event per day up until 13th October 2023 then the Bookie may randomly select a Sporting Event, its Participants (using a Participant Selection method) and its Odds, for each upcoming day without a Sporting Event and add them to the list, until there are Sporting Events scheduled until 13th October 2023.

with

Each date has an integer Capacity, which is by default 0 and cannot be higher than the number of Sporting Events. If the Form Sheet shows fewer Sporting Events on a given date than that date’s capacity then the Bookie may randomly select a Sporting Event which is not already currently being held on that date, its Participants (using a Participant Selection method) and its Odds, and add it to the Form Sheet for that date.

Set the Capacity of all dates between Now and October 13th 2023 to be 1.

Then set the Capacity of October 7th, 8th, 9th and 10th 2023 to be 2.
Set the Capacity of October 11th and 12th 2023 to be 3
Set the Capacity of October 13th 2023 to be 5