Table 1-4 is the Rollover Chart in IRS Publication 590 that can guide you.

Especially as it relates to being able to rollover IRAs and old 401k money into a Solo401k.Self employment allows you to contribute large amounts to Solo401k to reduce FICA taxes.

Selling the current assets to roll over to other assets to alter the operations and performance. 

It's set up to roll over when the lease expires. 

Essentially you are creating future tax free income by being able to roll over these losses.If your income is between $100,000 and $150,000, a portion of that $150 loss is deductible and the rest rolls forward.If your income is less than $100,000, your loss is fully deductible - and THAT's the cool thing about rental income. 

I just moved my Roth and Rollover IRA's into SDIRAs at Equity Trust.

Is there an energy company (electrical and Gas) that will do roll overs?

Some employers, (when you're 50+) 401k adoption agreements will allow you to do an "in-service-rollover". 

One client came in hot looking for a multi-unit in Phoenix - they wanted to roll over gains, keep taxes deferred, and jump into a hotter market.

If you are purchasing an investment property, and intend on using for investment purposes only, not personal use, it might be possible for you to rollover the TSP to a Self-Directed IRA and purchase the investment property through this type of structure.