Personally, I wouldn't offer SubTo or a Wrap, For reasons I've written about fairly extensively. https://www.biggerpockets.com/forums/70/topics/1227199-the-m...However, I would sell on "Lease Option" and that may work for you.

I have no experience personally investing with them.   

they're not magic.are you going to in-person / informal meetups? 

My goal is to wholesale some properties single and multifamily to build some capital while fixing my personal credit and building my business credit.

It also gives you multiple work surfaces so you can have more than one person in the kitchen without getting in each others' way.

I'm still in the learning phase and have read about a hundred different books on FI and personal finance.Looking for any resources that might help me on my way.

You could give them a thousand bad reviews, if they are the only person in town offering a specific type of product, people will still do business with them.

It’s important to recognize that your landlord likely isn’t thinking about selling the property right now, especially given their personal circumstances.

It does have Power dialer and when leads come in, I know it's from that person that integrates with my CRM.

Be prepared to follow up multiple times, using different forms of communication—calls, emails, and if possible, in-person visits to their office.