0 a mark or stamp put on a passport by the authorities of a country to show that the bearer may travel to, or in, that country -- thi thực
Gaining a permanent residence permit is difficult and most retirees have only renewable annual visas.
Fearing they will never have another chance to visit, some overstay these visas, become ' illegal ' and risk expulsion.
The current visa policy impedes temporary visits and leads to over-stays, which, in turn, cause visas to be more restricted.
Many other grandparents obtain only short-stay single-entry visitor's visas.
Among procedures with "cautionary guidance" there was sometimes adequate evidence to support the safety of the procedure but not its efficacy and visa versa.
Others had similar problems trying to get visas to visit their children and families abroad.
Multiple-entry rather than single-entry visas should be issued.
Having to travel repeatedly to renew one's visa also requires stamina and resources.