there are two ways to do this have the young adult sim use her phone-travel and real estate-options-move -within in this neighbour hood there will be two panels one on the right one on the left in the left panel make sure you have this ticked on as this will be your active house the one on the right will be her panel tick the house then tick accept then it will take you to map view select the house tick accept then she should move out to her new home the other way is go to edit town select your house use the split/merge option select her then select her house then move her in the new house
