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.  

Also, what are some of the most common value-adds that can significantly boost a property's ARV?

I see more sites going to just their regular website, optimized for the phone, than dedicated apps.

The common mistake here is that not ALL your equity is borrowable on a property and even more so on a investment property then an owner occupied property. 

This was within the fine print, but I was told by email/phone that it would be within 30days. 

And plenty of people wholesale mls all the time and get deals it's actually quite common.

Schlage has a 3 yr warranty on electronic locks and the UPS you a replacement after a few photos and a quick phone call. 

My ultimate goal is to build a portfolio of cash-flowing properties to achieve financial freedom.I’m currently seeking mentors who can guide me through this journey and help me avoid common pitfalls.

When you upload a list, it'll state that over 70% of your phone numbers are invalid.

Good cell phone reception and internet.