Collocations for forum - noun

important, useful
public

create, offer, provide (sb with)
have
act as (esp. BrE), be used as, serve as
become

forum for
The conference provides a useful forum for the exchange of views and ideas.

open, public
The movie show was followed by an open forum on editing techniques.

international, national
community
economic, political, social
discussion
Internet, online, web
Check out our online discussion forum.

hold, host
We will be hosting a two-day forum on childcare.

attend, go to

take place

forum on
An international forum on economic development took place in Brussels.