The label and its artists often use the number in their work, regularly releasing music for free on the 23rd day of the month.
The major labels use the seminar as a highway to the street in a lot of respects.
This list covers the labels not used as of May 2013.
But by decade's end, disco was on the rise and labels were using fewer session players.
The label used to be a subsidiary of Epic Records, but is now independent.
Take the term pyromania, a label frequently used by law enforcement officials and in public discussions of fire setting.
The label has also used non-traditional packaging with some of their releases.
To create big first weeks, labels use "smoke and mirrors," says a manager who spoke on condition of anonymity.
It is possible to produce labels and personalised letters using this system.
More than 500,000 indie artists and labels have used the Last.