Complex sentence: Houston served as pastor there for more than two decades, and in senior positions within the Assemblies of God in Australia, and purportedly received over $100,000 yearly from "love offerings" on the global preaching & healing circuit.
Split into simpler sentences: Houston served as pastor there for more than two decades and in senior positions within the Assemblies of God in Australia. He purportedly received over $100,000 yearly from "love offerings" on the global preaching & healing circuit.