Tango™ is a web based application designed and developed by 24/7 Systems, Inc. as a hosted Web based application. Use of Tango™ is provided on a service basis for a monthly fee. Tango™ provides industrial plant reliability information management tools. Since there are many levels of users for entry and use of this information an integrated group of Tango™ portals have been developed which operate around a single SQL Server database. Tango™ portals include:

1) Tango™ Desktop Application
The desktop application provides access to all Tango™ information and allows administrative set-up functions for the database structure. The desktop application also provides functions not allowed from a browser such as:

- PDA interface
- Document upload queue
- Screen capture for linked documents.

2) Tango™ Web Service
The Web service provides access to all Tango™ reports and functions typically needed by non-administrative users.

3) Repair Tracker™
The Repair Tracker web portal is specifically developed for repair shop failure and repair information entry.

4) Oilography™
The Oilography™ web portal is specifically developed for oil sample management and analysis lab data interface.

5) Database Administration
Web portal use to set-up users, user permissions, vendors and other administrative set-up functions.