Update: I decided I will pay a $500-750 or so to do an initial hydro-jetting of the system. 

We've also had to do Hydro-geological studies.  

Just want to make sure the folks running this are not buying helicopters and jet planes with our investment.Comments welcome.   

He is a PHD physicist at the Jet Propulsion Laboratory.

My markup is always lower than the original lender's because I don't spend money advertising during the Super Bowl, my president doesn't have a corporate jet, and we don't have layers of management we need to pay.

If you owned a few thousand rental properties, you could argue that owning a private jet is a significant time saving tool and well worth the cost.

@Jennifer Fernéz I run sum numbers for you with our tool, see comments and pics below before refinancing and post refinancing .Financial Breakdown: Purchase Price: $200,000 Mortgage (LTV 80%): $160,000 Interest Rate: 6% (30-Year Amortization) Mortgage Monthly Payment: $959Upfront Costs: Down Payment (20%): $40,000 Closing Costs (3.5%): $7,000 Renovation Costs: $15,000 1 Month of Carrying Costs During Renovation: $1,548Total Upfront Required: $63,548Year One Rent: Monthly Rent Income: $2,000 1 Month Rent Losses during renovations (-$2,000): -$167/month distributed over 12 months Total Rent Income: $22,000 per year => $ 1,833 per monthMonthly Expenses: Mortgage Payment: $959 Property Tax (Assuming $3,000/year): $250 per month Property Insurance (Assumption): $100 per month Utilities (Hydro, Gas, Water): $275 per month Assuming 5% Vacancy: $92 Assuming 0 % Repairs & Maintenance first year because unit has been recently renovated Total Monthly Expenses: $1,676Monthly Net Cash Flow: $157Post-Renovation Refinancing Strategy after 12 months:So far, we’ve purchased the property, completed renovations, and rented it out.Next, you can approach the bank for a refinance to consolidate a portion of your initial investment into a mortgage.

My mark up is always lower than the direct lender because I don't spend money advertising during the Super Bowl or buying a private jet for my CEO, and we don't have layers of management we need to pay.

Defend your good tenants and and show you mean it.There's charts showing jet airplane 120db, lawn mower 90db, and so forth.PS.

Quote from @Will Reed: Im not sure how old my pipes are does Jetting only work with newer pipes I have herd ?