When it is in the mortgagee’s best financial interest to accept less than it’s due, when the mortgagor has experienced an involuntary financial hardship and cannot sell the property without lender’s concessions, and other lender specific criteria is satisfied.
Under certain circumstances, certainly. I’ve been doing them for 20+ years, long before they became fashionable. But you shouldn’t believe all the hype that’s pitched by the seminarians.