Lead and listing fee, ranking and review rule changes at The Knot, Zola, WeddingWire and Thumbtack for vendors, contract, deposit and cancellation law changes by state, sales tax rules on services and rentals, photographer, planner, DJ, florist, caterer and officiant licensing and permit changes, venue exclusivity and vendor list practices, published pricing and booking trend data, small claims and deposit disputes, AI image and editing disclosure rules and vendor insurance and certificate requirements, with the platform, state or rule first and the effect on a vendor doing 30 events a year.