I’m currently overhauling my sermon preparation and presentation.
It’s challenging on a number of levels, but folk have been very understanding and encouraging.
As I don’t get around much I’ve found it helpful to watch videos of various preachers to see their presentation styles and figure out some basic principles to adapt in presentation.

Simon Manchester speaks about his sermon preparation processes in this video which features as part of St Helen’s Bishopsgate’s Preaching Matters series.
“Preachers who are not easily satisfied will probably satisfy their listeners.”