Accurate estimates are a well-known problem in the world of IT. We always try to reach a level where all items that were estimated become equal to actual implementation. I know this is upsetting but there is no option to achieve it. Of course, sometimes you will perfectly fit it. Still, it is usually over – not bad for your business, but customers might spot that this project is a bit expensive – or under – bad for your business – estimated. Based on my experien...