Welcome @Tarik Ouradi to BiggerPockets.One of the marvelous things about a community is that it enables us to welcome and help people in a way we couldn't as individuals.Please reach out to me; I would be glad to help.

My wife and I found a once in a lifetime deal on a HUD home in our current neighborhood. It's not the right time to sell our current home but my parents offered to cosign so that we could qualify to keep our current h...

I mistook the OPs 4% fee for procuring the loan rather than the interest rate.  

I use a spreadsheet called Buy-Hold-Evaluator (you can find it on FilePlace section) and it enables me to automatically save a deal on a separate tab where i can easily compare it against others. 

An ideal solution would be something geared toward financial services and compliance, but this isn't really necessary.Our software will measure lead procurement very precisely along with investor acquisition costs.  

With a background in defense procurement and remodel construction I have been trying to find the right house to get started. 

Nope, the local mls rules will determine your agent as the procuring cause, regardless of whether your offer was accepted.  

I’ve read and heard quite a bit about the advantages of having a RE license when searching for and procuring rental and rehab properties.

In this case, he/she is probably already procuring cause in the deal. - Should I finance on the personal side or business side?

Not to mention procuring cause.