A recent report details varying tipping expectations across popular European vacation spots. While some countries, like Greece and Portugal, expect a minimum tip of 20% for good service, others view tipping as unnecessary or even impolite. In Japan, for example, leaving a tip can be considered disrespectful. The guide aims to help tourists navigate these cultural differences and avoid awkward situations or offense. Understanding local customs regarding gratuity is crucial for a smooth and respectful travel experience. The report highlights the importance of researching tipping norms before traveling internationally to ensure appropriate financial acknowledgment of service. Ultimately, the amount to tip depends heavily on the destination and the quality of service received.