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Level 1 Data.
A data which includes information captured during a credit card purchase transaction
Typically this data is as follows: supplier/retailer name, total purchase amount, date and merchant category code.
Level 2 Data.
This type of data includes Level 1 information and additionally the following:
customer's accounting code, merchant's Tax ID number, sales tax amount, zip code and more.
Level 3 Data.
Includes line-item detail such as item description, quantity, unit of measure, price, and more.