Upvote:14
The issue of money. The father said he would spend £1000, and then submitted bank statements that only showed he had £181.46. That was a waste of a visa application. There was no chance it would be approved.
When the father makes his next application he needs to send bank statements that show:
See this question for more details.
You are misunderstanding the name issue. It is not about whether your friend's family name is the same as his adoptive father. The problem is that your friend stated his father's name on his student application and that name is not the same as the person making the application. So (for example) your friend said on his student visa application that his father's name was "Stefan Ilyich", but now there is a person claiming to be his father who is called "Ivan Havel". That needs to be sorted out, and a letter talking about family name traditions will not work.