If you are going to learn to give Thai Massage you need to know how to use your whole body to help give. This makes massaging as fun and comfortable as possible.
This Thai Massage lesson teaches you all about rocking.
You want to rock your body as you massage in order to create leverage. This means your whole body helps you to massage and your hands or whatever you use to massage (elbows, forearms etc.) becomes on extension of your core.