A great set of warm ups and body strengthening, mobility and fitness class that you should do before each of the main classes, as explained in the intro video.

Some deep insights on breathing through the form today.
One the bag we work on our shoulders.

More on breathing then we get back into the YLC form with some more info on the Phoenix Punch.
On the bag it's more shouldering.

Moving onto the next posture in YLC today, including the back kick.
On the bag its again more shouldering.

You should do some stretching after each training session.
The best time is in the evening when you're relaxing maybe watching a film sitting on the floor.