Injury Cash Settlements

My Mother Is Going For A Meeting About A Settlement For My 12 Yr. Old Brother Who Was In A Wreck And She Really Has Know Idea What To Try To Get. A 18 Year Old Boy Picked Him Up Without Concent And Wrecked And My Brother Had A Broke Collar Bone, Ribs, And Some Head Injurys. Any Idea What She Should Try For?