A few you mentioned I have tried and unless they have made big changes to TennatCloud and Rentredi are not very good.  

They are just regurgitating marketing 101 trying to sell the holy grail. 

Not trying to make your head explode, but if you have questions I'm happy to chat! 

Should I find a few buyers before I go out trying to find sellers, or should I start with sellers, then look for sellers directly or bring it to other wholesalers?

•Use business credit or 0% interest credit cards strategically—just be careful with repayment timelines.Next StepsThe biggest thing you can do right now is surround yourself with experienced investors, agents, and lenders who have done what you’re trying to do.

Sounds like you’re trying to google and perform your own heart surgery.  

Can try to reposition to Class B, but neighborhood may impede these efforts.Vacancy Est: Historically 10%, but 15-20% should be used to also cover tenant nonpayment, eviction costs & damages.Tenant Pool: majority will have FICO scores of 560-620 (approaching 22% probability of default), many blemishes, but should have no evictions in last 2 years.

Going DIY and self-managing this type of asset from another state may not be an easy task for such a building and neighborhood, it needs more attention (and probably capital).Try an unconventional approach.

On the flip side, traditional financing typically offers better rates and longer terms but can take longer to close, and you’ll likely need stronger financials.If you’re trying to balance speed with cost-efficiency, it’s worth considering your project’s needs and how quickly you need to get funding.

You should not start the conversation trying to secure a seller note or haggle for a lower purchase price.