You can buy short duration treasuries and rip 4-5% at the moment.

As someone deeply entrenched in this industry, I understand its nuances, including the complexities of temporary housing.ALE engaged my services effectively for a significant duration, recognizing the value I brought to their operations.

Duration 12 month lease3. 10% ($15,600) down non-refundable applied to purchase price due at start of lease4. 

The Mortgagee must obtain a lease agreement of at least one year’s duration after the Mortgage is closed and evidence of the payment of the security deposit or first month’s rent."

For the duration of the lease-option the property stays in the sellers name, so it should not trigger a "due on sale" for the mortgage, until the option is exercised. 

San Diego historically has had a great ROI for buy and hold investors so I think it has been an easy market. clearly I think San Diego is a good to great RE market but I suggest you look up San Diego RE appreciation for any duration you desire and calculate the return assuming 25% down.  

The major drawbacks include potentially being stuck with undervalued rent (at least for the duration of the lease), and potentially high rehab costs to update once they move out.

I read about HELOC, which i always hear but i think you need to complete the duration of the loan otherwise you will be penalized :(.

The water quality and flow capacity of water supply was not determined and the full operationalfunctionality of sewage systems cannot be determined due to the extended nonuseof the system and the volume and duration of waste water required to determine same."

A lender will give a little credit for a short duration off, especially in the same industry, rather than a long period of off time.