Collections on all debt must follow the law and the Fair Debt Collection Practices (rule can be read HERE) will dictate further correspondence between the creditor and debtor.

Double check your state laws, you may not be able to dictate the lease auto renewing for anther year.

Banks might set that price and try to dictate the sale process but ultimately the strongest offer will take the property. 

The market right now dictates tighter margins. 

The investors can agree to participate in the "front" of the deal or in the "back" of the deal which sort of dictates this structure.If you wanted to read up on the matter, I think you might want to look at structured finance.

I don't allow tenants to dictate terms to me.

Most property is purchased all cash anyway, no underwriters dictating rules about gifted funds and sources of funds/income.Who do you know in Texas, what are the tings you can do now to begin building your network?  

She obviously knew she couldn't pay the full amount by the 1st and now she's going to dictate the rules because she's going to continue to pay this way.

I'm not sure I'd be overly concerned, except that your tenant seems to be a schemer.If the tenant asks for modifications he should pay for them and pay to get the property back in prior condition at move out.We as landlords can dictate total occupancy, and approve the occupants, but not decide whether the unit is appropriate for applicants.  

The landlord, for the most part, can dictate pricing.