The context here is definitely "do this if you feel like it". This is a list of suggestions posted under the "Equality, Diversity & Inclusion" header. Mandatory

The context here is definitely "do this if you feel like it". This is a list of suggestions posted under the "Equality, Diversity & Inclusion" header. Mandatory policies just aren't posted in that section of a university's website. Most of the concrete actions are specifically noted by the section header as "Suggestions & Resources".