I have fired a few people in my small business. It is extremely hard since ultimately it is my call being the final decision maker. But it has to be done when it has to be done. Don't make it personal. You will know in your gut when it is time to let someone go. Everyone knows. If you have a team, they also know who the "could be fired" people are. The most important thing you can do as a boss/leader who has the auth…
I'm a bit late replying to some of these. I think this is great advice. I'm definitely aware of how much a poor performer has a negative effect on team morale.
I like how you say "don't be selfish by being nice." You're right that the aversion to doing what's necessary is selfish.