Legal aspects around the topic of photography
Again and again, legal questions arise in connection with photos (especially when published in social media) and sometimes ignorance, which can have fatal consequences in the worst case.
For this reason, I have compiled some links below that should serve as orientation.*
Copyrights - How may I use a photo
The Swiss Federal Institute of Intellectual Property answers this question with current examples
economiesuisse has also described the changes in copyright law in detail
Instagram publishes numerous tips and legal aspects on copyright in the help section (rights vary by country).
*No guarantee for completeness or correctness.