It Starts Simply……..
And Gets As Complex As You Need Or Want
The Process
Tips and Tricks
IS/IT
When analyzing an IS/IT system this is a useful technique to ensure that all the relationships or interfaces with other systems have been identified and the nature of the links have been described. For instance quite often external systems (customers, suppliers, financial institutions are overlooked; also systems which are referred to but not actually linked to can be important (for instance Excel spreadsheets).