--- category: Principles order: 4 title: Repetition --- The same elements keep repeating in the whole interface, which not only could lower the user’s learning cost effectively, but also help user recognize the relevance between these elements. --- ## Repetitive elements Example of repetitive wireframe Example of repetitive design elements Example of repetitive of formats The repetitive element may be a thick rule(line), a wireframe， color, design elements, particular format, spatial relationships, etc.