Short answer：There is no guaranteed psychological negotiation trick. Use comparable transactions, property issues and deliverable terms and set an affordable limit in advance.
Support the offer
Record dates, area and differences in comparables and obtain evidence for repair or document concerns. Avoid invented alternatives or false funding claims.
Compare non-price terms
Completion, possession, included items and conditions can matter. Record agreements accurately in the relevant documents and do not exchange a discount for misunderstood title or default provisions.
Before deciding
- Set limits from total cost
- Avoid pressure from rumours or countdowns
- Have special terms explained before signing
Sources and method
Sources support the specific rules described. Checklists and hypothetical calculations are editorial explanations, not measured market results or individual approvals.
Revision：Removed unsupported experience, case outcomes and statistics; corrected the topic-specific rules and limitations described above.
Scope：General information only, not personalised legal, tax, immigration, admissions or investment advice.