How do I solve 20 down in Daily Telegraph Cryptic 31267?

Question

Accepted Answer

20 down reads "Piece from religious order – something positive or negative?" (7 letters); the answer is SECTION. It's a charade: the answer breaks into parts in clue order, each part clued by a word or short phrase. No indicators needed; watch for standard abbreviations (RA = artist, US = American, IN = at home) and short synonyms. The full step-by-step breakdown is on this page.

Piece from religious order – something positive or negative? (7)

20D — Piece from religious order – something positive or negative? (7) — SECTION