*This post does not constitute tax advice, nor financial advice, speak with a professional*

This would constitute a prohibited transaction and will disqualify your IRA. 

Merely putting a vehicle in the name of an LLC doesn't constitute a business expense.

Does it constitute a breach of contract? 

That way, you can help ensure you are on the same page regarding what things constitute normal wear and tear, and what things will necessitate  a security deposit deduction. 

My understanding is that canceling the contract would constitute retaliation.

That would constitute it as a million dollar property, but it will have been 2 years since my most recent purchase - so no, not EVERY year, but as a real estate professional with a high income w-2 spouse, the savings we get on depreciation the asset in terms of the the reduction in tax liability and subsequent check from the IRS puts our rate of savings at a decent pace

@Gwen Fyfe an offhand verbal remark doesn’t constitute a legally binding contract, especially in real estate.

It lists about 18 or maybe 37 different attributes that constitute protected class.   

In the City of Atlanta, unpaid water bills can constitute a "tax lien," while in Forsyth County, that would not be the case.