Secound, it is covenient in their trip. It takes short time because they live in Thailand. They can get help more easily when they get lost.
Finally, They help support Thailand economy. Money from travellers is still in Thailand. Thailand will be developed because of better economy.
In conclusion, I believe travel in Thailand is better than travel abroad because tourists can save budget. And travel in Thailand is more convenient than travel abroad. In addition, tourists should support Thailand economy by travel in Thailand. What do you think about travel in Thailand?