Final answer:
The recommended practice for purging files is to remove and shred all records that have been inactive for 4 years or more to ensure data security and improve data management efficiency.
Step-by-step explanation:
The recommended practice for purging files is to remove and shred all records that have been inactive for 4 years or more. This is done to ensure that outdated and unnecessary files are disposed of in a secure manner, reducing the risk of unauthorized access to sensitive information.
By removing and shredding these inactive records, organizations can also free up storage space and improve overall data management efficiency. This practice is especially important in industries that deal with sensitive information, such as healthcare, finance, and legal sectors.