Hi Dena,
Welcome to Marketo!
There are some quick starting courses and help articles here:
https://community.marketo.com/MarketoDeepDive?id=kA5500000008QNwCAM
We started to use the iPad app for check-ins on location.
This is really great. It enables you to automate whilst someone is attending the event.
E.g. Send SMS with welcome from the sales rep or send the slide decks or agenda of the day.
https://community.marketo.com/MarketoArticle?id=kA050000000L5iiCAC
There are also some example best practice programs you can import when you create a new program. Try these!