An admissions promise can concern a university decision, a future payment, a refund, or additional services. These are different commitments with different consequences. This evidence review explains how families can identify the party making a promise, define the qualifying outcome, and evaluate eligibility, responsibilities, exclusions, and financial exposure. It examines professional guidance, an actual university transfer pathway, and The Ivy Institute's published Acceptance Commitment. Three invented scenarios show why delayed payment, a conditional installment, and a partial refund should be compared separately. The report provides a contract-review worksheet while making clear that public descriptions cannot resolve the terms or enforceability of an individual agreement.