Either love will run its course and he'll disappear after a few months, or love will get serious and they'll eventually move out or sign the lease together. 

that is something a real estate agent can help with. plus once u start searching for leads u will need to be able to determine a value and after repair value which a agent can also help with. and an agent can also give u a list of properties owned by absent owners, and that can be the first list u target to find some deals!

It looks different than most list generators since it claims to have a list of people in my area who have actually signed up on their website specifically saying they have money right now that they are looking for someone to lend to as a real estate investment. 

They came in and determined that the piers had to be raised and when they began raising, a crack in the concrete in the middle of the house gave in and the foundation company said that they cannot raise the piers anymore.Upon further investigation, we came to know that the previous contractor never mentioned that the concrete slab didnt have a post tension cable or rebar.

First the bad news: In order to form an LLC and sign US legal documents, you'll need to be at least 18 years old.

What options have come to our mind are:Facebook adsBandit Signs (tried it before not much success)Direct MailBesides these options what other ones can you think of and which option do you recommend primarily?

upon signing of the lease or move-in of the tenant?

Even if you have to pay them, it is invaluable to make sure you understand what you're signing, when deadlines are, what you need to do before closing, etc etc etc.Can you learn it and do it on your own, sure! 

.#5 Make Decisions Based on the NumbersYour real estate investing strategy should include the financial parameters by which you determine if a property is worth purchasing.Your strategy may include details about: Purchase price range.Investment cash needed for repairs and upgrades before leasing to tenants.Financing strategy for the short and long terms.Bargain purchase (the percent under fair market value a property must be purchased).Immediate value increase (the percent in increased value you expect after making initial repairs and upgrades).Geographic area.Net income.Cash flow.Net cap rate (annual net income/total value).When you find a potential investment property that fits within the guidelines of your real estate investment strategy, you can pull the trigger based on the numbers rather than emotions and personal preferences.#6 Don’t Buy from Unmotivated SellersMotivated sellers are usually willing to work with buyers, so focusing on finding motivated sellers can result in making great deals as a real estate investor.

What is the best way to determine if zoning will allow it?