Step-by-step guide for placing lav microphone correctly

Two images side by side. On the left, a microphone with jagged, rough sound waves emanating from it representing noisy audio. On the right, the same microphone but with smooth, clean sound waves showing reduced background noise after audio noise reduction. The contrasting waves showcase the difference before and after noise reduction technology is applied.

long microphone design for a podcast, coral color microphone, clean and simple with circular shapes 4K --v 5.0

dynamic handheld microphone, cartoon, white background

vw caddy A pillar speaker pod design --s 750 --v 5.0

sheet of 4 cartoon style microphone concepts, strong lines, white background

audio spectrogram on a angled computer screen of an audio compressor limiter --ar 16:9 --v 6.0

A banner for a website to promote a voice actor, his name is listed in bold at the top left "Rizo Mark" and it lists in bullet points what he offers as a voice actor, "Male Voice Actor, Voice over, Narrations, Characters"

audio spectrogram on a angled computer screen of an audio compressor limiter --ar 16:9 --v 5.0

mostly blue audio spectrogram on a computer screen of an audio compressor limiter --ar 16:9 --v 6.0