Summary: No. 10 of the top 10 UX design heuristics is provide user assistance at appropriate times in the interaction, making sure that such information is easy to search, focused on the user's task, lists concrete steps to be carried out, and not too large.
Maria Rosala is the Director of Research at Nielsen Norman Group. She leads and oversees research at NN/g, trains teams around the world on UX topics, and works with clients to help them improve the user experience of their products and services.
