., straight line, MACRS, ACRS, Double Declining Balance, etc.). 

Don't let them freak you out too much. although to be brutally frank.. wholesaling varies greatly by location and area.. and access to older inventory and burnt out landlords and areas that are declining or there are like Detroit  Philly Baltimore and other areas.. literally thousands of vacant homes. this is target rich environment for wholesalers.. some areas there simply is not nearly enough inventory or access to distressed assets to sustain the legion of folks that think wholesaling is as easy as sending out a few letters .. when in fact I cant think of any thing harder than to be a successful wholesaler.  

They could decline every potential applicant and then you are stuck paying for both units.Protect yourself by having full control of the tenant sublease process, or I would not move forward with the other unit. 

Profit margins arent as great as the competition building garbage homes that will absolutely have issues shortly after being built but I do sleep well at night knowing the homes we build are great and will be here long after I'm dead.We have been working on a website recently that allows us to have contractors and sub contractors login and view new jobs for home builds, view prints, permits, and accept/decline jobs as well as get paid automatically after inspections for their job are complete and passed.

This housing shortage could be alleviated if the population declined by a few percent.  

In ten years, it will be worth the same as $748 today.The takeaway is that no matter how many properties you own in a city where rents do not outpace inflation, sooner or later you will be forced to get a job to supplement your declining rental income buying power.What causes prices and rents to rise or fall?

You can have a high demand for $300,000 homes and little demand for million-dollar homes.You cannot average apples and oranges and get anything useful.SummaryRumors of a significant housing decline in Las Vegas are greatly exaggerated.

But if you don't mind playing at the amature level and just want to squeeze every penny out of the seller and don't mind lose the deal, then you can sure ask everything you listed and the seller can either counter or worst case decline your request and walk away. 

I recently applied for an investment property and it was declined from lenders because of low credit score. rocket mortgage was asking for above 680.

Declining an applicant because of family status or number of children may be challenged as discrimination, unless you have a valid reason (e.g. more people per bedroom than the code allows).