Unsolicited eye contact or Attention is a great way to hook up with a dog.
If you have something the dog wants he should give eye contact in order to get access to it. This quickly becomes akin to asking permission for things that the dog wants.
If your dog offers Attention when they see something they want, most dog training problems are solved.
Attention for access to disc the disc creates a default Wait and is a must for high drive or pushy disc dogs.