Make your voice heard: you can launch or support a European Citizen’s Initiative to ask the Commission to put a certain issue on the agenda, and you can petition the European Parliament or the European Ombudsman if you want to make a complaint.

Make this lower case.
make your voice heard: you can launch or support a european citizen’s initiative to ask the commission to put a certain issue on the agenda, and you can petition the european parliament or the european ombudsman if you want to make a complaint.