If something is outside of your knowledge, contactor support, or understanding walk away. 

They don't even provide you with contracts or how to even walk a seller who wants to sell through a contract.

If a inspection uncovers something hidden, I would still renegotiate or walk away.  1a) I would never buy a condo as an investment for many reasons.  

I would be on the lookout for the current condition of the units and building while you're walking through to assess how well it's maintained.

Be Ready to Walk AwayEven in a tough economy, it’s crucial not to overpay or settle for unfavorable terms: Stay Disciplined: Stick to your investment criteria, whether it’s cash flow, return on investment (ROI), or value-add potential.

If major issues or concerns are discovered, provide detailed information to the seller and either negotiate a discounted price or consider walking away from the deal.Due diligence is the backbone of successful real estate transactions.

I have remodeled the unit completely prior to putting it to rent, including addressing pre-movein readiness checklist I was given by RL after they walked through the unit (small list of punch items like toilet paper holder, cleaning unit, door stopper etc.).

You could well to yoru relative so you/they avoid realtor fees, give them 5-10% in closing costs so they can walk in with low/no money down.

They promise to walk you through two flips the first year, get into an LTR the second year, help set up all your systems, and give you access to their databases and network.

Will he “walk” away from a deal where he has little or no equity?