Specifically, I'm interested in understanding more about the operational aspects and strategies that have led to your success:1.

As long as your credit is good you, if your HELOC rates go up, you should be able to rinse/repeat that "0% balance transfer" option every couple years until the debt is paid off.There are alternatives out there as wellLoan on your 401k or IRALoan on your stock accountDown payment assistance programs that provide all or some of the downpayment money.

You're using very limited data, in a very specific question, to answer a very, very broad question. 

Does section 8 require a specific lease form for tenants in PA, specifically Dauphin County?

I haven't found an answer to this specific question on BP or elsewhere online: if I die, and my SDIRA that holds investment property goes to my adult child, what are his/her options? 

I have heard this is title policy specific .Is that what you are referring to ?

While we do not see income from these properties and are not managing them we do have a significant amount of depreciation and losses that have been assigned to us and carried over from the past couple years.I am invested in some growth/equity focused projects already and am specifically looking in reliable income focused strategies that are tax efficient provided the losses I have from my family.

What do you specifically need help with? 

You mentioned that it may crowd your email, just make an email specifically for receiving real estate deals.

Additionally, networking with experienced wholesalers or joining real estate investor groups may provide valuable insights and resources for obtaining wholesale contracts tailored to your specific needs.