I'd connect with a vetted hard money lender or gather enough private capital from family/friends. 

We used private money and seller finance for acquisition, raised rents, renovated one building, and sold each building separately as 4 unit buildings.

Ask the title company who will be doing your closing.I am looking to purchase tax deeds from a private party in Jefferson county redemption periods have passed would you mind giving me some advice on what I need to look for and how will I get clear title of this property.

In the first 9 minute episode of David Greene's new podcast, he says that a while back, BP was bought by a private equity firm. 

Have you ever had difficulty getting a loan with poor credit? What alternative funding options did you explore?

Quote from @Michael Smythe: @Zehua Zhou usually, your 401k will lend funds to your LLC.In that case, you would give a PMC the LLC EIN.You really should get advice from a tax professional.My original plan with uDirectIRA is to let my 401k make a private equity investment into my LLC to make it own 100% of my LLC, and let my LLC buy real estate.

Send me a private message if you would like his info.

Imagine thinking the biggest positive impact you could have on your community was narcing on people down the street for using their private property.

We used private money and seller finance for acquisition, raised rents, renovated one building, and sold each building separately as 4 unit buildings.

I obtained private funding for the project in addition to the hard money loan.