Adobe Photoshop Lightroom is a photo processor and image organizer developed by Adobe Systems for Windows and OS X.
Chi Sau is the most important part of the system. Chi Sau is not a form of kata. Chi Sau is not a form of sparring. Chi Sau is the bridge between techniques from the forms and real fighting. The forms are always the same. Chi Sau is free development. Every session is different.
What is a 'Stock Keeping Unit - SKU'. A stock keeping unit (SKU) is a product and service identification code for a store or product, often portrayed as a machine-readable bar code that helps track the item for inventory. A stock keeping unit (SKU) does not need to be assigned to physical products in inventory.