My goal is to acquire and hold multiple single or multi family properties to supplement my current income (Public Accounting) and provide a basis for retirement.I'm excited to join the BP community!

Now bit my wife and I make a good salary and our decision to invest was to add supplemental income to our already outstanding retirement plan. has anyone heard of Cody Sperber"the clever investor" or worked their program.  

@Andrew PostellThere is not a choice between Line 9 and Line 44 on Schedule C.Line 44 is not a deduction but a supplemental FYI information. 

Housing Choice Vouchers (Section 8) Supplemental Security Income (SSI) Social Security Veterans benefits Alimony or child support payments Temporary Assistance for Needy Families (TANF) What types of actions may be considered source of income discrimination?

An addendum is pretty much just a sheet of paper that acts as a supplement to the original contract.

I'm trying to find an insurance company that can at least provide a commercial landlord insurance policy for the fourplex, and as a bonus I would like it if they also had a commercial umbrella policy that would supplement the commercial landlord policy.

Fannie Mae is also offering a supplemental loan at a slightly higher interest rate of the original mortgage.  

People often use them either for or to supplement retirement. - people often use these loans for holding cash used to invest.

I am very happy with this experience and will likely continue to look for a few flip deals a year to supplement my rental income.  

Perhaps pursuing a degree in accounting to supplement your MBA could help you in the long run, especially if you focus on taxation and managerial accounting.