Time they have been around is important.

You might find it wasn't the deal, but just wasn't the right time for them to invest.

Unless you have the rentals paid for by the time you retire, they aren't going to be enough to live off of. 

During this time I read a Brandon Turner book and became very interested in RE.  

I recently completed one on a multifamily property and found it to be a cost-effective approach.That said, there are a couple of additional factors to consider beyond the code differences between a garage conversion and new construction:Coastal Overlay Zones – If your property is in a coastal overlay, building a ground-up ADU may require Coastal Commission review, which can add time and complexity to the process.

However, there are times when actual costs are not available and a methodology must be selected in order to determine the estimate.

The time and amount offered would not be negotiable. 

Jung,Welcome to the BP forum its a great time to start as mortgage rates fall and home prices still priced well in many states.

Can your first payment be in 90 days, so you have time to rent the property?

Such strategic zoning decisions bolster the provision of affordable living spaces, invigorating local economies by amplifying the consumer base to support nearby businesses.