Vietnam visa questions

Vietnam Visa Approval Letter

I have received my approval letter for entering Vietnam, however, the letter also mentions 8 other people that aren't in my group. Is this correct.
need a Vietnam visa or not

Vietnam visa for tourism

For citizens of Belarus for a stay of 15 days it seems that visa is not necessary while for Indian citizens visa on arrival is required. Can you please confirm and suggest the best way to proceed to get the visa?
Vietnam visa Hong Kong

Apply for Vietnam visa for Hong Kong passport holders living abroad

As a Hong Kong passport holder, you have two options to get a visa for Vietnam no matter where you are.
Vietnam visa for Uk Passport holders

Vietnam Visa Guide for UK Citizens in Hong Kong

And like Vietnam visa for Hong Kong citizens, a Vietnam visa for UK passport holders in Hong Kong can be obtained in either of the two following ways.