While these systems generate enormous amounts of valuable information, they often have poor reporting capabilities, inhibiting the sharing of key information -- like demand forecasting, inventory levels, error rates, finances and budgets. These spreadsheets remain difficult and costly to maintain, introduce data and analytical errors, and lock key information within the hands of too few employees. According to 2005 research by Accenture, 15% of companies are at the proof-of-concept stage with BI, 22% are engaged in a pilot, and 36% have committed to one or more solutions.