Find them at the mall on weekends around noon. You have lunch with them a few times then get invited. Once there, keep showing up for dinners to get daytime access and then a room to be there any time.
To keep the motel family happy, have dinner with them first. Then use the console/cheat to set time back. If you set it to 16:00 you can eat at the neighbor's house before eating at your stepmom's. Link below to learn about using the console.
Think these are TV events: (Have a single bed in your room)
3way is with Auntie and Mom
Poking is from watching Adult/porn
I wouldn't worry too much about allure. You may even skip over stuff if too high.
BUT you can use the console commands list in
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