I receive dozens at a time.  Sweep does not work because they vary and I tried to manage the rule by using the only part that repeats "ISO-8859" because the remainder are symbols that do not belong in an email address. EXAMPLES =?ISO-8859-1?Q?_=00_=a0=202013=00=20_=20Go=20=00=20Solar=20=00America=a0_=20=00=20__?=, =?ISO-8859-1?Q?_____Cheap___=A0___Auto___=00=A0_______Insurance?=,
=?ISO-8859-1?Q?_=a0=20____MAGIC=20by=20Magic=20Johnson?=,
=?ISO-8859-1?Q?__=20=a0=00_Police_=20_=20=00=20=a0_=20=00=20_Office=a0=00Training_=a0_=00__?=,
=?ISO-8859-1?Q?=20=20=00=00LOAN_=a0=00=20APPROVAL_=a0_=00=20_?=,