How do i unsubscribe from martin deerline emails? I want to receive newsletters and occasional emails from Martin Deerline. You can opt-out at any time by clicking the "unsubscribe" link at the bottom of our emails. Do not fill out this field.Who is martinmartin deerline? Martin Deerline is a family owned and operated dealership with over 54 years of experience in the agriculture, property owner, commercial mowing, construction, golf and landscaping industries.Can martin deerline help you with john deere? Any Martin Deerline dealership can help you with John Deere agriculture, lawn & garden, golf & turf and construction equipment, parts and service and more. Yes! I want to receive newsletters and occasional emails from Martin Deerline.