For starters
Definition 1 of 1
Pro Tip 1/3Starting Point
Indicates the beginning of a list or argument, but not the full picture. 
For starters, you'll need a passport and visa for the trip, but there's more to prepare.
Pro Tip 2/3Explain Basics
Use it to introduce the most fundamental points before going into details. 
For starters, the basic rules of soccer include not using your hands.
Pro Tip 3/3Casual Tone
Common in everyday conversation and carries a casual, informal tone. 
Let's have a picnic. For starters, we could make sandwiches.