They rented 10050 Cielo Drive in February of 1969, had a house warming party which turned disastrous, then Roman left for Europe in a couple of weeks, and Sharon left for Europe in March of 1969, returning in July of 1969.
Why ask them to live there?
The "Caretaker" was watering the yard, the gardeners were mowing and trimming it. Why pay Ms. Chapman to work 5 days a week to clean a house and cook when they weren't even there?
That doesn't make any sense.
But the whole case doesn't make any sense! Inquiring minds want to know!