You need to be able to accomplish a spinal-180 in order to do it. If you are not sure what that is, then take another glance at which direction my feet are going (front vs. back feet), or just ask your local feline. Following that, I often stand up, stretch, and sleep in the other direction for awhile:
And then back again. I'm really asleep now, very deep:
Here is a close up, I don't want you to miss a single important aspect of this position:
Just to make sure you really understand how deep a sleep can be accomplished in these ways, check out this video:
And finally, I often switch to the table in between Ms. C's and Mr. R's desk:
I really need to have the proper energy always ready in order to ambush Ms. C on the stairs, or to have a proper bout of the midnight crazies. Practicing these important elements of my days is the surest way to become an expert!