4. Distillery

Distillery is a software development company that has struggled to find and attract highly-qualified software developers. They turned to their current software developers and asked them to recommend great candidates. Along the way, they discovered that their employees are most motivated when offered new gadgets such as an iPhone or Apple watch.

Lessons:

There is no universal best type of employee referral bonus that works for every company and every employee. You need to do your research and find out what works best for your own employees