(EDIT): When shooting an event, always shoot a “B-roll” of images, as movie people would call it. In your case, as a still photographer you use your B-roll to help establish “where, why, who, what, and maybe even “when”.
So recent shoots I have done have included the following as shots in the first dozen or so:
This kind of storytelling is essential for a successful shoot.
Tip: To arrange your images, use Lightroom collections, where you can order things the way you like, rather than folders.