To open the mod menu after you’ve installed the mod, click the Mod Menu icon on the toolbar at the top right of the screen when you’re in-game.
The toolbar will only show after you’ve completed the intro.
Optional: Install the Apartment #69 patch
PC:
Unzip the mod and put the folder named “game” from the mod into your “Apartment69-0.02-pc” folder.
Mac:
Unzip the mod -> Right click your Apartment69 app -> Click “Show Package Contents” -> Open the “Contents/Resources/autorun” folder -> Hold the Option key and drag the folder named “game” from the mod into the “autorun” folder -> Click merge