Your wedding day is supposed to be one of the most important days of your life. You want those who are closest to you to be there and support you and stand by your side while you say "I do." For some people, having a small and intimate wedding is more meaningful than having a huge wedding with 100+ people there. Some individuals decide that having just their close friends and family at their wedding is what counts—even if it's not everyone that they have ever met.
However, there are sometimes when uninviting people seems like the right thing to do, even when it's absolutely not.