You could make a morning offering for priests some days or every day.
You could ask your pastor to have a Rosary for priests after every Mass.
You could ask for a weekly or monthly day of Eucharistic adoration for priests. If your parish already has Eucharistic adoration, you could encourage more participation for the intention of prayer for priests.
You could make a poster on the computer to let people know about this special year and put it on church bulletin boards.