How can you use spoken or written language to fight or advocate for an issue?

“The ability to communicate is essential to the success of any undertaking and an important factor in the achievement of its objectives. ... Developing a good advocacy communications strategy will help one plan and manage work efficiently targeting the people who have the power to make the changes one wants to see

Explanation:

Advocacy writing services include subject-specific content, precisely in line with your priorities and objectives, reflecting your voice in a style that delivers your message effectively and efficiently.

Clarity of purpose,Safeguard,Confidentiality,Equality and diversity,Empowerment and putting people first are the principles of advocacy.

Advocacy communication puts you in a position of "standing for", or advocating a particular action, position or set of principles. In other words you are trying to persuade and argue for the position you are advocating.