Music Sales Measurement – Nielsen
Nielsen compiles data from more than 39,000 retail outlets globally, to help record labels, publishers, artists, artist management and performance rights organizations understand what albums, singles and music videos people are buying, and where they’re buying them.
Nielsen SoundScan | Track Music Sales
Nielsen SoundScan is an information system that tracks sales of music and music video products throughout the United States and Canada. Sales data is collected weekly from over 14,000 retail, mass merchant and non-traditional (on-line stores, venues, etc.) outlets.
Nielsen SoundScan – Wikipedia
Nielsen SoundScan began tracking sales data for Nielsen on March 1, 1991. The May 25 issue of Billboard published Billboard 200 and Country Album charts based on SoundScan "piece count data,"   and the first Hot 100 chart to debut with the system was released on November 30, 1991.
SoundScan Registration – Symphonic Help Desk
Nielsen SoundScan is the sales source for the Billboard music charts. Let Symphonic register your album with SoundScan ! As you've learned through this post, Symphonic Distribution is able to register your album and songs with SoundScan for you.
What is Nielsen SoundScan, why does it matter, and how do …
Nielsen SoundScan is the sales source for the Billboard music charts.” In order to have a chance at making the Billboard music charts, any release must be registered with Nielsen SoundScan using UPC number (for the whole album) and ISRC codes (for the individual tracks).
Nielsen SoundScan To Track Download Sales | Billboard
Nielsen SoundScan will announce today (July 2) that it will begin compiling sales of permanent music downloads. SoundScan — a sister company of Billboard.com — will include these sales in its …