This is a great tutorial put together by Ronnie Williams at Greenbush.
http://coronavirus.greenbush.org/support/solutions/articles/43000560029-zoom-crash-course
Make sure to follow up the tutorial by following Otis-Bison's guide to meeting settings: https://otisbison.freshdesk.com/support/solutions/articles/2100044564-otis-bison-zoom-meeting-settings