What a Google Business Profile optimization service does month to month, what the work is worth, the questions that separate one from another, and when to do it yourself instead.
How the map pack is ranked, why your position changes street by street, how to measure it properly with a grid, and what actually widens the area you show up in.
What a review management tool actually does, which features earn their money, and the one feature sold as standard that breaks Google's policy and puts your listing at risk.
How to ask, when to ask, and what to send. The wording that works, the short link most businesses never set up, and why filtering out unhappy customers puts the listing at risk.