So i put in an offer for 10% down conventional loan, $530,000 with 10k back to me for closing costs and it was accepted right away.

More units usually is better, but costs more.

Some rehab loans offer 90% of the purchase price and 100% of the rehab costs.

They’re upfront about timelines, costs, and any hiccups that might pop up.

Housing prices are high, mortgage rates are high, and competition is fierce so revenue is way downIt’s one thing if you bought a while back like many of us did, so your cost basis is much lower.

It's the cash you put in that's your cost for the property. 

If you don't want to finance the other projects then you should consider your opportunity costs.   

The property offered a balanced investment opportunity—enough to significantly enhance its value through renovations, yet manageable in scope and cost.

What are the pros and cons of each, and which offers the least restrictions, flexibility and cost savings for my intended purposes?

Specifically, the cost to have it corrected is now a known material fact.