Sermons I. Let counseling bring to your attention difficulties. Spend time with God & His word in the early hours + late hours of a day. Let the Holy Spirit give you answers. Get a sermon thought every day. Give it a title & skinny outline. Sermons grow. Nurture the thought.
Sermons II. Put the title, page number, Scripture in the back of your Bible. My rule was if five members have the same difficulty I might need to preach on it. Some truths are best given as a Wed night Bible Study series. Some medicines are not meant to be taken all at one time.