HOA’s also have restrictions on them and are fairly common to find.

100% financing is common when you know what you are doing and build connections w private lenders.  

@Robert Rixer, I don't know how creative these are, as many are common plays:Valet TrashFencing in first floor yardsProviding washer and dryers for added rentReserved, Covered parkingTech PackagesInternet and Cable contracts, with reimbursementsPayment Plan rents, with small service charge (i.e. bill 1/4 rent each week)Reserved Rental cabanas at poolPrivate pool party rental optionGolf Simulator in clubhouse - fee basedOn site, self serve car wash (quarter feeder style)Charged group fitness/personal training servicesGame room in clubhouse with monthly subscription for tenants (Xbox, Playstation, etc)Changing out high maintenance grass for astro turf or lower maintenance/lower water use shrubberyBut ultimately, I think a lot of NOI increases come from deep dive into understanding EVERY expense and finding ways to minimize them, and/or no outsource them.Train maintenance team on basic HVAC and appliance repairs (find way to get them licensed as needed)Buy paint sprayers for faster, easier turns versus having to hire a contract painter, and possibly repaint whole unit each timeStandardize all finishes, so you can buy in bulk, everything from hinges and door knobs to cabinets, paint colors, and light fixtures.Potentially get leasing people onto lower base salary with higher bonus potentialBulk/bundled insurance across portfolio (even better at scale is to self insure)Regularly test sprinkler systems for leaks.Non-NOI, but benefit to you: partner with insurance agency to get referral kickbacks from your tenant base for renter insurance.  

I assume a common area, front porch etc, i.e no a private area like back yard .... then I dont see that as an issue 

In the realm of real estate investing, encountering obstacles with leads and conversions is a common experience.

This is common when a borrower moves for work reasons​.Increase in Family Size: If the borrower's current residence becomes inadequate due to an increase in family size, they may qualify for a second FHA loan.

I just got quoted minimum coverage from state farm for a $900,000, is this common?.

A HELOC for example is a common example of this.

The technology is there, but it is hard to find hvac installers in Chicago who "get it" since heat pumps are not common here yet. 

Cost Segregation is a commonly used strategic tax planning tool that allows companies and individuals who have constructed, purchased, expanded or remodeled any kind of real estate to increase cash flow by accelerating depreciation deductions which can defer state and federal income taxes and increase cash flow.When a property is purchased, not only does it include a building structure, but it also includes all its interior and exterior components.