Can you do both well at the same time...NO.There are 3 reasons for partners (and these reasons apply to your power team too).  

Some lenders may tell you that NO seasoning is required, but some stipulations may apply as to what terms you’re being offered.

I also have significant equity in my home, which I believe gives me a HELOC option for acquiring my first property to BRRRR or flip once I feel educated enough to  do so.The BP podcast has already taught me so much, and I'm gratefully here hoping to learn, share, and apply all you amazing people have to teach. 

If they want to apply, and its not deleaded, then youll need to delead

I just started applying for lending and have excellent credit with zero debt so it shouldn't be a problem. 

This does not apply to my flip property which would not come up under my personal history since it is titled in an entity name, not me personally.Suggestions? 

Apply the same requirements and count the support they receive as income for them.

You can apply cost segregation to a foreign property if it’s owned by a U.S. entity.

A trust is a legal entity that is subject to all the laws and regulations applying to every other entity.  

But I heard a podcast from Tax Smart Real Estate Investors (link below) on house hacking which notes that if part of the residence is used exclusively for STR, section 280A loss limitations shouldn’t apply.