You are paying to be a PM as this is probably costing you more than their fees. 

I have a select few I know and trust and before I even get the contract signed I send them to the walk through and I just tell them, to make them an offer as long as you include a $XX wholesale fee into the mix for me.And they get it done.

Can I charge a holding fee until they move-in, in addition to the security deposit?

A lawsuit can take more than a decade and even if you win, you only recover damages an attorney fees (topped).

Lenders will lend at significantly lower LTV's, particularly for the unentitled land and the buyer of the land will usually have to front all of the design related fees (civil, architectural, structural, MEP). 

Expressed as a %, B.O. shows how much physical vacancy the property can handle to break even, in a worst case scenario.So if the property went down to X% occupancy, the sponsor can still pay all of the expenses and pay the mortgage.The formula:(OpEx + Debt + Fees) / Collected IncomeMost investors would agree anything between 60% and 80% is acceptable.Are you calculating B.O. in your underwriting model?

After paying off the credit card debt I have from remodeling, realtors fees, and closing costs from the sale, I would have about $50k.My grandparents recently received $300k and a half acre lot in return for their investment in my dad's business.

Can usually allot 5-10% vacancy factor and same for maintenance.9) Class B usually also okay, but needs more attention from owner and/or PMC.

Have your daughter look at the Neighborhood Assistance Corporation of America (NACA) program.NACA was formed in 1988 and provides an affordable option for potential first-time buyers:✅ No down payment✅ No closing costs or fees✅ No mortgage insurance✅ No consideration of credit score✅ Below market fixed interest rateThere are several requirements to be eligible, starting with attending one of their workshops.https://www.naca.comI wish you all the best.

There are some great books out there but things are constantly changing so I would get an accountant who is experienced with tax preparation for RE investors.A down payment can not be deducted but the closing fees and other expenses almost certainly are.Whether you can take the deductions vs. deferring them also depends on your other income.