Dear Sir/Madam,
This is rouge from YY university writing you a letter with
great pleasure. I have spent 3 years studying in the US and
found myself enjoying the research and making progress in my
PH.D program. However I missed a lot of family time. Here I
would like to invite my mother to visit me in June. It would
wonderful if I can spend some time with her and show her
around at YY university. April showers bring May flower. I
believe it would be a wonderful reunion if she could get B-2
visa a
