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Surveys are a great way to collect opinions from a large number of people from different groups, subsequently using this information to design better products and services. Despite the proliferation of many advanced analysis tools it’s often difficult to understand the needs of your customers without the direct communication provided by surveys. Simple survey tools such as Google Forms work well in most situations. But as our colleagues at the Technical University of Ostrava have discovered, there are use cases that require more advanced features. Researchers at the university have…