Here are some more things you can do to make a difference.
There are always some opinion polls, surveys, petitions etc to sign, and here is a list of current suggested polls in which you might be interested, along with their closing dates:
Leveson Enquiry (#Leveson2, closing date 10/01/2017, 5pm)
If you think the press needs stronger regulation, then consider signing this. Led by the legendary @hackedoff , this is a continuation of the Leveson Enquiry about the phone hacking scandal, mainly involving News International.
The guidance on the @hackedoff site gives a template suggesting responses, which include this explanatory note:
‘This consultation is no substitute for Leveson’s 15-month inquiry which concluded, after receiving evidence from hundreds of expert witnesses, that that there should be new costs rules to incentivise publishers to join a recognised regulator.