Answer:

TIMESHARE

AnswerCrossword Clue
TIMESHARERegular vacationer's option
TIMESHAREVacation condo, perhaps
TIMESHAREUse the same computer simultaneously
TIMESHARECertain vacation plan
TIMESHAREVacation-ownership system
TIMESHAREVacation house co-op plan
TIMESHAREVacation purchase
TIMESHAREPlan for vacations
TIMESHAREBeach house arrangement, perhaps
TIMESHAREVacation plan
TIMESHAREVacation lodging purchase ... or an arrangement between the two halves of the answer to each starred clue?
TIMESHAREVacationer's option
TIMESHARESummer place, maybe