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PSA was launched in July 1991 by David Hall, owner of the coin grading company Professional Coin Grading Service (PCGS), to serve collectors as a third-party card grader. [1] At the outset, the business faced difficulties owing to a limited demand from collectors who sought card grading services. [2]
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Collectors Universe Inc. is an American company formed in 1986, now based in Santa Ana, California, which provides third-party authentication and grading services to collectors, retail buyers and sellers of collectibles. Its authentication services focus on coins, trading cards, sports memorabilia, and autographs.
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Alan "Mr. Mint" Rosen (c. 1943 – January 24, 2013) was an American sports collectibles dealer who was especially active in the 1980s and 1990s. [1] He advertised heavily and was a fixture at card conventions.
Ultimately PSA software suites allow users to integrate industry-appropriate metrics in order to better understand operations and, in turn, improve efficiency and profitability. [3] As businesses grow, the size and complexity of their projects tend to increase as well. PSA software is used to provide visibility into mid-project profitability.
Kimble provides a professional services automation (PSA) solution [buzzword] known as Kimble PSA which is built on the Salesforce platform and recognized by Salesforce as a premier partner. [13] The Kimble app automates pipeline forecasting, resource planning , delivery management and project accounting .
Prostate-specific antigen (PSA), also known as gamma-seminoprotein or kallikrein-3 (KLK3), P-30 antigen, is a glycoprotein enzyme encoded in humans by the KLK3 gene.PSA is a member of the kallikrein-related peptidase family and is secreted by the epithelial cells of the prostate gland in men and the paraurethral glands in women.