Following the preceding suggestions, after reviewing the customer requirements and interviewing stakeholders, you might discover that each of the groups defined previously needs the following information about purchases:
| Group | Information Needed |
| Casual Website Visitors | Purchase history, including the date, products purchased, and the total price paid |
| Members | Same as website visitors |
| Administrative Assistants | Same as members + customer contact information |
| Management | Same as administrative assistants + customer geospatial and address information in order to generate sales reports by geographic region |
You will note from the preceding table that documents in the purchases collection need three distinct pieces of information, which are summarized in the next table:
| Information Category | Distinct Pieces of Information |
| Purchase Data | Purchase date |
| Customer Data |
Name, address, city, state or province, postal code, country, and... |
