A New York homeowner last week fought back against the denial of a mortgage modification by Wells Fargo – using as a cudgel in the bitter spat the bank's admission just weeks earlier that a computer glitch wrongly denied hundreds of customers home loan help . The move by Mia Derosa is the first known effort by a Wells Fargo customer to act on the bank's Aug. 3 admission that its goof led to about 625 homeowners being denied mortgage relief.
