Section 484 does not confer a right to directly approach all employees at a workplace, and an occupier's request to use a particular room for discussions may be reasonable even if it limits the permit holder's ability to approach employees who have not expressed a wish to participate.
The full text is available to signed-in members, including the 92 later cases that cite this judgment.
4 of the 92 citing cases carry a classified treatment. How each court treated it is available to signed-in members.