The Phantom is a Protector
Like any hero, The Phantom stands up for the weak, the oppressed, the downtrodden and those who need it. Generally the types of people are the jungle folk who are exploited.
Ways to contact the Phantom for help is:
Cry out Phantom in the jungle
Use the jungle drums and ask for help
Use a third party like the Jungle Patrol, President Luaga, a jungle tribe or known friend of the Phantom