Rake out the moss thoroughly
Improve soil drainage
Reduce shade by pruning trees and shrubs
Aerate compacted soil
Test the soil pH
Apply lime if the soil is too acidic
Fertilize the lawn appropriately
Overseed thin or bare areas
Water deeply but infrequently
Mow at the proper height
Remove excess thatch
Fix low spots where water collects
Use a moss control product if needed
Maintain regular lawn care to prevent regrowth