Options for staying in Bangkok beyond 60 days: visa-on-arrival, education, business, retirement visas.
30-day extendable; apply at airport or border; requires proof of funds (~20,000 THB); can extend for another 30 days at immigration office (1,900 THB).
Education visas for language courses (Thai lessons, universities); typically 1-year, renewable; needs proof of enrollment.
For people working (requires sponsorship from employer); typically 1-year, renewable; need work permit.
Age 50+, proof of income or savings (~800,000 THB in bank); 1-year, renewable; popular with expats.
Common practice: leave Thailand (fly to Cambodia, Laos, Malaysia), re-enter as tourist to reset 60-day exemption; check current rules.