Here is my experience, I once sent out 5,000 beautifully designed, professionally printed post cards and got zero calls.

One key takeaway for future projects is the value of hiring professional painters.

lol It says RENTAL HISTORY not PO Box history lol. have you been able to physically talk to the applicant on the phone?

Hi Everyone,I  am a professional wholesaler and property locator, I locate property on/off market, do a full due diligence on title, encumbrances, taxes ect...

By and large, QI's have very high ethical standards, and are sometimes overlooked as the engines of this tax saving tactic.]REPUTATION MARKERS 📊INDUSTRY STANDINGMembership in professional organizationsLeadership roles in FEAEducational contributions to the industryRelationships with major title companiesCLIENT RELATIONSHIPS 👥Testimonials from CPAs and attorneysReferences from title companiesLong-term client relationshipsTransparent fee structuresRELATIONSHIP RED FLAGS 🚩Overly familiar with your realtor/brokerKickback arrangements (illegal!)

I currently have mine managed professionally.

I fix and flip in CT so if you would like to discuss, DM me and we can have a phone call. 

I imagine it can be tricky without face-to-face interaction, but it sounds like you’ve got a solid approach.Honestly, I don't have a process for establishing trust with sellers other than being polite and professional.

One key takeaway for future projects is the value of hiring professional painters.

I read "guarantees" - for me that is the biggest scam ever and right then and there either hang up the phone or delete and block the email. anytime anyone guarantees anything run and run fast.