Observation is closely analyzing the interactions that people have with certain products, services, and environments. Observation can be through photo, video, etc. and is a primary tool in identifying an issue and proving your solution.
Take general observations on something that already exists, using photos/videos
Analyze these observations and base your model around the information collected
When presenting your solution, the evidence collected will be vital to legitimizing your research-based solution
Observation is used to identify the problems that can arise when people interact with the resources around them. It is essential to identify these issues to ensure that your solution to a problem will positively affect the primary users' interactions.