You need to be prepared to lose some clients.As for marketing, I think direct-mail marketing is a good tool.

A lawyer can prepare a good form, or Storage groups often provide a form for their members.

They are wrongRenovating, Furnishing & Preparing to list the property is the hardest partI’ll show you how we manage 15+ STR renovations at the same time across the US all while doing it remotelyLet’s dive in:Underwriting StageWhen we are underwriting an STR we make notes of all the renovations/amenities we want to add to the property.

I had my CPA prepare my federal and state tax returns and that came with estimated state income tax payments due quarterly which was helpful.

I recommend asking your CPA or tax preparer, as they'll have a better understanding of your business setup and advise appropriately. 

The best thing you can do in preparation for serving your investor clients is running deals over and over.

I knew the market so I was prepared to replace some of the bigger items. 

Plus, if you decide to do one of the other strategies in the future (such as BRRR'ing or out of state investing), you'll be much more prepared to do it if you have a few HH's under your belt--a ton of the lessons you'll learn from a HH can be used to succeed in other areas of real estate ...in fact, I'd say that a HH should be a necessary prerequisite to the more advanced strategies (like flipping) for most folks!

I'm new to the forum and getting myself prepared to go down the road to financial freedom via RE!

I think I would recommend you really pick a niche and stick with it.You jump into Texas for a "slam dunk" but then find out it's not a slam dunk, which indicates you aren't quite prepared to determine what constitutes a good deal.