Option money is standard.Put another way, what incentive does a seller have to give your a 'free look' at an inspection report.

Lastly, you could always provide bank statements or your credit report to the seller with your offer.

Property owners to be fully apprised of a prospective tenants fiscal responsibility use a tenants credit history.

Because I have been doing the analysis reporting for Eggleston Realty, I always check comps.

In Texas lanldords must allow early termination of a lease in the case of domestic violence.The requirements are pretty straight forward, in that any tenant with a court-ordered restraint and police report for a domestic abuse/violence issue can leave without penalty.Usually, but not always, the court order will mandate who stays, who goes, and who's responsible for the lease. 

@Austin SnowOh the joys of Denver zoning....if you go the route of asking for a variance please report back on your experience....I always just assumed I was locked into whatever the 2010 rezoning allowed for.

Are there tools, reports, or other resources for investors?

I'd suggest talking with our friend Mette and taking a look at there modern home cost guide http://aamodtplumb.com/Modern-House-Cost-Report

Do anyone know how I can get an accurate preliminary title report like fast? 

Rent roll, last few years of tax returns/ expense reports.