This inventory tracks money, time, and items. This would need to be placed at the beginning of each page.
<b>Money=$$Money | Time Until Game Release= $Time Minutes</b>
<B>Inventory:</b> (if: $BusPass is true)[<b>Bus Pass |</b>] (if: $Toys is 2)[<b>Old Lasertag Guns</b>]
To alter the inventory:
(set: $Time to it - 30)(set: $Money to it + 20)
(set: $BusPass to true)
This section includes suggestive code from "The Quest for the Darkness of Darwin" (by Amber Dewey Schultz), a game available at itch.io (https://amberds.itch.io/the-quest-for-the-darkness-of-darwin) and embedded on this site (at https://sites.google.com/view/twine-for-educators/game-example-featuring-variables).
[write-up example from lostPyrate, drawing on code from CCH video]