How should agents communicate when the property appraisal comes in lower than the purchase price?

I recently encountered a specific issue where a buyer's loan appraisal came in lower than the offer price: the seller was unwilling to lower the price, and the buyer didn't have enough cash to cover the gap. Both sides felt the other was delaying the closing. On the surface, it looked like a single point of failure, but it actually involved multiple areas including processes, systems, and…