In my experience, making on-time payments and making it clear that they are the first lender I am calling to fund a project have been necessary to building a strong relationship fast. 

That means learning how to vet a manager.

Here's a good folder setup.Bank StatementsCredit Card StatementsProperty Management StatementsMortgage StatementsSTR Platform StatementsInvoicesReceiptsClosing Documents (Purchase/Refi/Sale)LeasesCheck & Deposit ImagesVendor ContractsW-9’s & 1099’s

Since you mentioned you're working 9-5, I’d suggest look into turnkey rental and considering property managers to help manage you’re property.

The next one was also a corporate cash buyer and after our second call, the acquisition manager confessed to me that he just got the job and asked me if I could train him on how to evaluate a deal!!!

By carefully managing the scope and cost of renovations, you can maximize the return on your investment.3.

I do not have 5 layers of management that make my rates higher, no lender I work with pays for my office space, licensing, benefits, marketing department, compliance department.... 

Make sure every investment is solid and that you know how to manage them well.

Good pro tip is to not tell the tenants you're moving into next door that you're the owner but just affiliated with the property manager.

Practical Tips for Managing PropertiesFinding Good Tenants: Screen thoroughly.