Once you commit to this, it can actually be quite rewarding to provide housing to tenants.For contract renewals and rent increases, the first step is to familiarize yourself with local laws.

I've committed myself to being a full-time real estate investor, private money broker and real estate consultant!

If the buyer does not have the financial ability to close, and won’t close without being able to flip the contract, then quite possibly the buyer has committed fraud. 

There are several other Skip Tracing companies with flexible spending options, no high-cost monthly commitments.

While you aren't going to have investors, i.e. it is very unlikely but not impossible, that people will commit to a deal before you have identified one, you do want to grow your network of possible LPs and nurture them.  

Advising RE investing should come with a stern talk about the risks, stress, and commitment. 

I think using a deposit model where they can get some those prepaid rate back upon closing is a good way to induce commitment.   

This helps streamline the process and attract qualified tenants, while still allowing them the chance to view the unit before committing to an application.

However, its not significantly better than just making extra principal payments.With both strategies illustrated above you are committing to making an extra 1K payment per month. 

It's important to choose that one and commit to using it.