Austria's influencer marketing gets its first rulebook - and the industry wrote it: Austria's IAB Creator Hub published "The Paper" on March 3, 2026 - the first influencer marketing guide covering legal, tax, and disclosure rules for creators, agencies, and brands. https://ppc.land/austrias-influencer-marketing-gets-its-first-rulebook-and-the-industry-wrote-it/ #InfluencerMarketing #MarketingGuide #DigitalMarketing #ContentCreators #IAB