If you Google this, the best results say that between 5% and 30% is appropriate. Just like when you tip at a restaurant, you can view the total cost of your move with taxes and add a percentage to that total rate.

Irene Mccravy
Certified pop cultureaholic. Hardcore coffee maven. Certified beer enthusiast. Infuriatingly humble travel guru. Amateur food maven. Devoted social media practitioner.