Should be pretty easy to compare the holding costs of a finished flip to the difference between your profits after ordinary income or capital tax rate.

Since you will be investing in out of the ordinary things you want to make sure that your IRA custodian will support that and not dismiss things out of hand because it is not their bailiwick.

Generally speaking, your flipping income will be subject to your ordinary rates (not capital gains) plus self-employment taxes (another 15.3%).

I am looking for some of the experience apartment investors out there to regale me with some stories about unlikely/unusual/out-of-the-ordinary things that have been discovered in the inspection/due diligence period of buying apartment properties.

This will then cause you to be taxed as ordinary income.

Your LLC will be taxed the same as your ordinary income.

Actually, utilizing a retirement account results in a tax deferral, and utilizing depreciation results in a tax deferral and conversion from ordinary income to capital gains, in the process of recapture.So to do a proper analysis of the ROI of a real estate equity investment, one must include an assumption for the payment of taxes on the amount of depreciation at the time of property sale.  

Interest will be taxed at ordinary income rates.

The total of the above deposits shall secure compliance with the terms and conditions of this agreement and shall be refunded to RESIDENT within 21 days after the premises have been completely vacated less any amount necessary to pay OWNER: a) any unpaid rent, b) cleaning costs, c) key replacement costs, d) costs for repair of damages to apartment and/or common areas above ordinary wear and tear, and e) any other amount legally allowable under the terms of this agreement.

My lease states the following:Tenant agrees to pay $850.00 as a security deposit to be used by Owner / Manager at the termination of this lease towardreimbursement of the cost of repairing any damage (other than ordinary wear and tear) to the dwelling caused by Tenant,members of the household, or persons on the premises with the consent of Tenant or members of the household, and anyrent or other charges owed by Tenant.