My point is I want to avoid paying for the repairs, am I on the right track and is there any advice I should know before my first auction ?

Titan was able to track the funds to verify that the second attempt did in fact go through (with no need to try for a third time!)

I think you are on the right track and should only be looking at values on owned land.

You only need a place to track tenant information, payment history, maintenance, etc.

If you do a good job with building sponsor relationships, then you can probably get to the point that they'll allow you to use their track record. 

Many seasoned investors are willing to share insights, and shadowing someone experienced can fast-track your learning curve.You’ll also want to familiarize yourself with the numbers behind successful flips—acquisition costs, renovation budgets, and after-repair value (ARV).

What are the best strategies you’ve used to minimize this risk and keep projects on track? 

What are the best strategies you’ve used to minimize this risk and keep projects on track? 

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One of the most crucial parts of this business is getting in on the right price.