State and local governmentsmay also prohibit housing discrimination but only in ways that add to or strengthen federal prohibitions; Oregonfor example, also prohibits discrimination based on sexual orientation and source of income.

So it may less be about convincing... and more about strengthening your financial position.  

Many sellers are going to take the highest offer regardless of contingencies, but waiving contingencies definitely helps strengthen your offer.

One way to combat that and strengthen your offer will be to write into your offer that you (the buyer) are willing to fix any deficiencies with the home that are flagged by the VA appraiser. 

This way you'll have someone in your corner, and also strengthen your relationship for future deals.

Also is RE school recommend to strengthen my knowledge to become successful?

Any one of the many variables can be used to help strengthen an offer.

I've been wholesaling since 2017 and it's been an incredible journey.Here are some tips for you:Wholesaling is a sales & marketing field - become a student to both subjectsYou will have to start from the bottom, use low cost marketing channels to create opportunity, spending tons in marketing comes later in the process.Homeowners are usually in tough situations, focus on becoming of value rather than focusing on how much you can earnMaster how to run comparables & how to come up with a fair offerWork on strengthening your mindset daily (no matter how strong you believe it already is).

Do you think Kyle is strengthening a bit? 

Also, if these investor partners have (or will have) future deals that can equate to even larger opportunities in the future, it may be worth pursuing just to strengthen that relationship.Another thing to consider is opportunity cost.