At the end of any day a picture is just a picture and the emotional conveyance is somewhat meaningless unless you know those involved. Instead of wracking your brain on the perfect picture you should instead work on the time honored tradition of psychological presentation. Started off by the add avoiding anything with red letters, mentally telling the consumer to stop as it is ingrained into our society. Focus on mainly greens, the bolder and brighter the better this encourages the customer to move forward to the next step and contact you. What happens from there depends on your sales team. If you need help further choosing a sales team or more info on human behavior or advertising feel free to reach out to me with a call.