How do I solve 2 down in Daily Telegraph Cryptic 31240?

Question

Accepted Answer

2 down reads "Reservation in Barbados Ivor ponders over" (7 letters); the answer is PROVISO. It's a hidden-word clue: the answer is spelled out by consecutive letters in the clue itself, often crossing a word boundary. Indicators like 'in', 'some', or 'part of' signal that you're looking at a substring. The full step-by-step breakdown is on this page.

Reservation in Barbados Ivor ponders over (7)

2D — Reservation in Barbados Ivor ponders over (7) — PROVISO