 To enter the Great Grand Slam giveaway, text baseball to 208-522-5900. The winner will receive a trip to Seattle and tickets to two Mariners games. At Sermon Service and Electric, our technicians take care of any of your HVAC, electrical, and plumbing needs. Call 208-542-4545 and get any work you need done with no worries. That's 208-542-4545. Sermon Service and Electric, your full service company.