You're about to leave for an extended holiday, and your tasks will be handled by an experienced colleague. He's very familiar with your responsibilities, and he's excited to do the job.

Instead of trusting his knowledge and skills to do the work, you spend hours creating a detailed list of tasks for which he'll be responsible, and give full instructions on how to do them.

The result? Your work gets done, but you've damaged the relationship with your colleague by your lack of trust. Why?