Informal learning in a physical work context requires communication and collaboration that build on a common ground and an active awareness of a situation. We explored whether mobile video conversations augmented with on-screen drawing features were beneficial for improving communication and remote collaboration practices in the construction and facility maintenance services sectors. We used field studies in actual work contexts to map how participants solve physical tasks with remote help

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... ed by augmented video calls, and examined how the drawing feature was used in these contexts. The research data were collected from interviews and job shadowing. The results suggest that augmented video calls enhance remote collaboration by allowing workers to point at task objects and locations, thus potentially improving informal workplace learning.