LinkedIn Crossclimb #845 is a 5-letter Crossclimb ladder from TAXIS to BUSES. Phase one is crossword solving: 5 middle clues yield TAXES, TUXES, TUNES, RUNES, RUSES. Phase two is ordering; phase three unlocks the combo ends tied by "Two plural nouns for types of vehicles you could pay to go across town.".
Middle phase answers: "Charges added at the end of a sales receipt" = TAXES; "Men's formalwear options, for short" = TUXES; "Catchy ditties" = TUNES; "Letters a Norse god might use" = RUNES; "Deceptive tricks" = RUSES.
Ordering phase: the valid middle chain is TAXES → TUXES → TUNES → RUNES → RUSES. This permutation is the only valid one-letter chain for these answers.
Link TAXIS → TAXES: I→E at the fourth letter (TAXIS → TAXES) (combo-adjacent).
Link TAXES → TUXES: A→U at the second letter (TAXES → TUXES).
Link TUXES → TUNES: X→N at the third letter (TUXES → TUNES).
Link TUNES → RUNES: T→R at the first letter (TUNES → RUNES).
Link RUNES → RUSES: N→S at the third letter (RUNES → RUSES).
Link RUSES → BUSES: R→B at the first letter (RUSES → BUSES) (combo-adjacent).
Complete ladder: TAXIS → TAXES → TUXES → TUNES → RUNES → RUSES → BUSES. The combo clue "Two plural nouns for types of vehicles you could pay to go across town." describes both end words together — "TAXIS" and "BUSES" each differ by one letter from their adjacent middle rungs and satisfy the shared top+bottom prompt. Pattern: unique middle order — Only one middle permutation forms a valid ladder from top to bottom — if ordering feels stuck, recheck a middle answer.