The back end retirement plans differ, with the Solo 401k being more robust for those who qualify by being self-employed and having no full time employees.The IRS rules apply to all plans equally.  

But the technical issues are a function of how entrenched the industry is in making sure the status quo is maintained.I could write a book on this topic after all I have learned in the last couple of years, but PM me is you want to chat about it.

There is a robust version and a simple version that you upload docs and place where the signatures need to go.

There is also a classification of investor on this site called a wholesaler, but this function is more involved than just finding a deal.

Redfin has a "closed in the last 6 months" function. 

The line amount is a function of income/credit, and for most people it won't be a large enough line to serve a single source of funding, but it's something. 

Not robust like Salesforce.Saying that there is a company who has customized Salesforce for real estate professional.

If it were more robust to be useable, it might cut down on the quantity of these posts, which not in BP's interest.

Low mortgage rates, robust job growth and a gradual increase in housing supply will help drive housing markets forward.

This might to be a core function of your business.