Cryptoquip Answer for 03/20/2019

VLXXLSI ILZX XP NMSR QULVVLSI MAPBX WPSILI XWMX IXPJ MZQ SLNBIL XP FLLJ UMVFHZT: AMVF RMHV.

TODAY’S CLUE: X = T

ANSWER: LETTERS SENT TO FARM DWELLERS ABOUT HORSES THAT STOP AND REFUSE TO KEEP WALKING: BALK MAIL.