How do I solve 2 down in Daily Telegraph Cryptic 3371?

Question

Accepted Answer

2 down reads "I buy and sell just the way I want" (5 letters); the answer is IDEAL. 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.

I buy and sell just the way I want (5)

2D — I buy and sell just the way I want (5) — IDEAL