First, this time allows you, as a couple, to get comfortable in front of a camera with your photographer and figure out how you work best together before the main event.
You can showcase your personalities in a more casual, intimate setting, while creating some fun, memorable images.
Engagement photos are great for wall portraits, guest books, and thank you cards. Shot early enough they can be used for your save the date cards and invitations. Plus you're going to want some photos of the two of you where you're NOT wearing wedding attire.
Why are engagement sessions important?