I would suggest to her that she approaches David Cameron, he seems to be in the market for over priced sheds at the moment.
Walk away
She's leaving the country - tell her you don't want it and be done with it.
An old auto mini with electrical gremlins. Run away
£500 for brake pads and discs? That can't be right. Sounds like your mechanic is laughing.
This situation has posed the question of "are they really a good friend?"
And I think that's quite an important one.
If it's really the immaculate, well-looked after example of a 13 year old car she thinks it is, she'll have no trouble selling it elsewhere.
If I was you I would have just said [the bf] doesn't think it's a good idea, and let him take "the flak"*
*men are immune to this
Why do people need advice with this kind of thing? It sounds like a bum deal, that's because it it. Don't buy the car, you don't need to!
When she told me last year she asked if I would be willing to buy her Mini off her when she went.
Walk away