Another interesting finding was that over 28 percent of Office 365 customers also use G Suite. Analyst Alan Pelz-Sharpe, founder of industry analyst firm Deep Analysis, explained why this might be happening. “In our experience Office 365 customers often buy the license solely for Word, PowerPoint, Excel etc. not for the whole suite of capabilities. It can cause problems, but most people double bundle because they prefer specific aspects of the other system and juggle between them well.”