People make a lot of mistakes while working, and that's even when they're doing things for ourselves. Throw in a third party or having to do something on behalf of a boss you don't like, and things start to not get done at a fantastic rate. Thanks to these unprofessional circumstances, we have just tons of instances of incompetent construction as well as "not my job" moments of quality unprofessionalism.

https://cheezburger.com/12864261/you-had-one-job-moments-of-occupational-incompetence