Wait, so you think that when you say "I made the process 13% more efficient and saved the company $12.5 million dollars" that they actually call the company to

Wait, so you think that when you say "I made the process 13% more efficient and saved the company $12.5 million dollars" that they actually call the company to verify? >>Why talk to George when I can just pull something out of my ass? Because lying is bad? I mean when you talk to George you are at least making a good faith effort to come up with a realistic estimate (which you would be honest in your resume by using words like "approximately" for instance). That's preferable if you have no other way to calculate the business impact of your work.