How you design and present monetisation interactions requires as much attention to user experience as does the rest of your app. If you use in-app ads or in-app purchasing, this UX webinar is for you. The webinar walks you through the recommended flows of various monetisation stories in Series 40 full touch. It also demonstrates common mistakes that developers make and proposes solutions for those problems. As usual for Nokia Developer UX webinars, this presentation features exercises, and you can find sample solutions for these exercises in Series 40 UI design for monetisation enablers webinar — companion article, published in the Nokia Developer Wiki.