You'd also have to coordinate cleaning service and change-overs.Another option still is to hire out the front-end marketing and contracting, where an online manager does the advertising and booking, basically everything to check in.

I have been in sales, advertising and media planning for the last 12 years.My husband was in the construction battalion (sea-bees) in the Navy and is a master inspector in Concrete and Metal construction.

Your investors need to be accredited or sophisticated, you need to be careful about advertisement and you need to follow the correct guidelines. 

Since you have an empty storage unit, move it in there and leave a note saying that the thing has been removed and for the tenant to contact you if they want it back, otherwise after 30 days it will be considered abandoned and disposed of.

While the phrase “meaningful and conspicuous” may seem subjective, we strongly advise members to use a common sense approach to advertising.

Luckily, I have the support of my husband and we will be living off of his wages as for the credit and capital, I have decided to wrap my car in advertisement.

(hope this isn't considered advertising)The 7 characteristics of highly effective people - Steve CoveyEat that frog - Brian Tracy 

Without him I can advertise to artists and all that, but its too much work.

Advertising is a numbers game.

You don't appear to have maintenance or vacancy (or any other expenses from mailing/advertising to utilities) included in your formula.