I write down every thought I can, to the extent it can be written. I have different places where I write things, depending on the theme, content, and clarity of the thought. It all gets aggregated, percolated, and processed over time. I have one particular file where I save the clearest, most direct things that God tells me, whether it be for me or through me to someone else. I remember one of the first times God gave me something specific to say to a specific person. It was about ten years ago. I did not know the person well, though he lived in my neighborhood and attended the same church as me. It was a particularly difficult day, I was exhausted physically and emotionally, and getting into bed. The Lord spoke to me. He told me to get a pen and paper, which I had handy and grabbed, and he told me what to say, word for word, and who to say it to. As I wrote the message, I protested that this conflicted with everything I understood about how revelation works, I had a lot going on, and ...
Explaining the prophecies and the scriptures to all who desire to hear them. (Mosiah 27:35-36)