If you can give us a little clarity into your background, goals, and location experience then we can help give you a better idea of what to prepare for. 

That is not to say you shouldn't try, just be prepared with realistic expenctaions.

So, they are often not prepared for large sudden changes.

It's generally quite stressful and entails a lot of on-the-ground coordination.Luckily, I have great tenants that have most been with me 4-5+ years.

Eager to learn about RE tax write-offs, how to document/keep up with expenses, what can be written off, etc. at this point...However, the 3 RE focused CPA's I've visited with want $5,000 annually for a couple hour sessions a year and a few recorded classes and other resources, which does not include tax preparation. 

Working with a CPA ensures you are fully prepared and equipped to take advantage of the latest updates.

& there are many brokerages out there and usually if there is a lot of training, commissions will be reduced which you should be prepared for that since you are a newer agent.

What all does that entail?  

A ttiel company will prepare lots of other documents to sign at closing and usually there will be an application and an appraisal. 

An LLC would be useful for  banking, accounting and tax return preparation.