Baptism of the Holy Spirit
Maxims:
The Baptism of the Holy Spirit is more of the same God you already know
2 are required for Salvation (Repent and Believe/Surrender) and 2 are required for Obedience (Water Baptism and Spirit Baptism)
The Baptism of the Holy Spirit is a Baptism of Boldness
You don’t have to advertise a fire