Pros and cons of non-probability sampling are varied: Cost-effective techniques enable targeting specific population groups, flexibly reacting to changes in sample structures, and increasing participant motivation. Yet representativeness is frequently doubted when the principles of probability samplings are violated. In the City of Dresden, a travel survey was conducted using a tracking app called TravelVu. This article assesses the performance of both broad-based and individually tailored recruitment strategies, accessing different resources (e.g., news, social media, local ads, printed materials).