Answer:

CASE

Answer	Crossword Clue
CASE	Instance
CASE	Mason's job
CASE	Lawyer's assignment

CASE	Soda quantity
CASE	Basket or federal
CASE	Perry Mason story
CASE	Poirot's on it
CASE	Scope out
CASE	"You've got a ..!"
CASE	Mason title word
CASE	Beer purchase

CASE	Container
CASE	Gumshoe's job
CASE	Beer-bash buy
CASE	Holder
CASE	Gig for a lawyer
CASE	Wholesaler's quantity
CASE	Job for a detective
CASE	Large beer purchase

CASE	Grammatical category
CASE	Job for a gumshoe
CASE	Detective's assignment
CASE	Examine before burglarizing
CASE	"... closed!"
CASE	Bulk buy
CASE	Check out before a heist
CASE	Big beer buy

CASE	Guitar holder
CASE	Part of a lawyer's load
CASE	Wine buy
CASE	Court action
CASE	Lawyer's job
CASE	Mason's work
CASE	Violin holder
CASE	Costco purchase

CASE	Look over with ill intent
CASE	Something to solve
CASE	Beer buy
CASE	Check out for a caper
CASE	Glasses holder