IUI How do they work?

Lyndsy • Mother of 2 fur babies expecting Twins Feb 5 2021 🤰🏼🤰🏼First IVF Success!

So how do IUIs work is it something that I will have to take a bunch of time off work for and go Into the dr offices around the time of ovulation to have it done. What are the steps I need to take? How often do they actually work?