TalkBook is a mobile application that helps presenters collect contact information from their live audience while offering additional value in exchange. The company provides presenters with a range of bonuses, such as discounts, consulting sessions, and free e-books. This increases the ROI of their presentations by generating more leads for their core business. The audience benefits from having a chance to easily connect with the presenter and get additional resources. Additionally, TalkBook's software enables users to use their smartphone as a microphone to improve the interaction between lecturers and audience.