It takes a while for people being photographed to relax and forget about the camera. Since the best photos show action, instead of having the subject pretend to do a task, try having them actually do it. People like looking at photos of people. Photos of inanimate objects are very hard to make interesting. If you can't think of any way to involve people in your photos, give the editor a call to discuss this problem, and we'll try to think of some alternatives.
Natural light is best for photos, although skilled photographers can use strobes effectively.
In hangars and workshops, getting enough natural light is a challenge, but do your best. Use diffused or bounced flash to avoid the impression that the subject is looming out of the darkness. We don't always print captions, but it's good to have the information if we need it. If you send traditional paper prints, don't write on the photo. Digital cameras .