Conversation so far:
What is faith healing ministry?
the evangelist discovered when she laid hands on sick or injured persons, they got well.
how did this part of her career start?
According to Nancy Barr Mavity, an early McPherson biographer, almost by accident, the evangelist discovered when she laid hands on sick or injured persons.
was she on tv?
The Faith Healing Ministry of Aimee Semple McPherson was extensively written about in the news media.
did she write a book?
CANNOTANSWER.

Question: was she popular?
Self-contained rewrite: was Aimee Semple McPherson popular?