This Article examines one kind of fiduciary relationship—one that develops from an ordinary, arms-length commercial relationship between a lender and a borrower. Although this prototype relationship exists in the broader context of “lender liability,” to which academic commentators and the practicing bar have paid a good deal of attention in recent years, the suggested analysis has as much to do with fiduciary relationships generally as it does with issues of lender liability. The unconventional fiduciary relationship examined here differs in several respects from the conventional fiduciary relationship, for example that of trustee-beneficiary. Perhaps the most obvious difference is that the parties to an unconventional fiduciary relationsh...