Each set of five clues cles a word square with the same words reading across and down.
Each clue in a given set has five word, one of which is extraneous to the clue. These words can be assembled to form a new clue, and their position in the clue can be used to select a single letter from that clue's answer. Solutions to the word squares as well as the clue and letters extracted in this way follow each set of clues below.
BADGEA policeman home carries oneATRIPJust above the alone seabedDRATSCries of thief mild annoyanceGITMOPortrayer Cuban terrorist detention siteEPSOMNamesake of certain Joe salts
New clue: Home Alone thief portrayer Joe; extract DIAGO
BANFFAlbertan mountain some resort townARIELCollectible "The Little Mermaid" heroineNILLACookie brand, with "Art Wafers"FELONPerpetrator of major deco crimesFLANKPrints approach from both sides
New clue: Some collectible Art Deco prints; extract NALOF
FUNDSItem provides with the capitalUWAITSignage 'words' following "obtained while"NANCESecond generation well Cavalier LarryDICTALegal decrees or pronouncements belowSTEALTake home safely, say retail
New clue: Item obtained well below retail; extract FINAL
TOWITPhrase which word means "namely"OXIDEPaired rust is one, chemicallyWIDERHaving a greater girth legallyIDEASBrainstorming with should produce themTERSEExpressed in minimal desist form
New clue: Word paired legally with desist; extract WORDS
QUEUEParts line of people waitingUKASEOf proclamation of the czarEATENConsumed the by people diningUSERSPeople with server Florida accountsEENSYEven keys tinier than tiny
New clue: Parts of the Florida Keys; extract QUARE
The new clues solve to a final word square with the following solution:
PRESIHome Alone thief portrayer JoeERTESSome collectible Art Deco printsSTEALItem obtained well below retailCEASEWord paired legally with desistISLESParts of the Florida Keys
The letters extracted instruct the solver to look at the diagonal of the word square. Doing this reveals the answer PRESS.