Many people find issues to stand up for and look for ways to get their message across to others. Some people use sky writing so people can read words about an issue up in the sky. Other people might make a poster board with pictures and words on the front and back and walk up and down a street to advertise a certain business.
Getting the attention of people in an inexpensive way to get your point across about an issue can be as simple as talking with people and explain your viewpoints, or contact a radio or television station to explain your position.
For instance putting out the message about the shortage of bees a person could use ceramic decals on every day practical things. Dishes we use everyday could have a bee on them, and encourage people to plant more flowers