This is simply a batch of things to keep in mind or thing about or attempt as you begin creating:
Be clever
Be subtle
Be direct
Be over the top
K.I.S.S. ... Keep It SIMPLE, Silly!
Appeal to the head AND the heart
Back "the head" up with facts, or truth backed up by a reliable source
Back "the heart" up with reality-based examples that still share ideas based in fact or truth
Provide links so people can easily check it out for themselves
Use Infographics, but make them your own
Share Human Interest stories
Appeal on a personal level
Appeal as a family member or close friend
Appeal as a community member
Appeal as a member of humanity