Name: greene Savannah, GA (Sunset 28) (Zone 8b) I have no use for internet bullies!
You can trim/prune/shape the Podocarpus to achieve the look you desire. One cause of yellowing is is the soil is to alkaline. Have you done a soil test?
Photos of the plant would help you get better answers; also please complete your profile information so everyone can see which climate zone/state/country the Podocarpus is growing.
Sunset Zone 28, AHS Heat Zone 9, USDA zone 8b~"Leaf of Faith"