Lydia Iliff, 30, of Sedalia, pleaded guilty to four counts of forgery. She was one of several defendants charged in an investigation by Pettis County Sheriff?s Sgt. Tolbert Rowe. The defendant admitted that in August she passed three forged checks and that in July and August she helped others forge checks. Execution of a five-year sentence was suspended and the defendant was placed on probation for five years with requirements that she pay restitution, perform 120 hours of community service, and have no contact with others arrested in this investigation.