Factual error: Jamie and Steve catch a bus from Thamesmead to Greenwich ... at the wrong side of the road. (00:59:10)
Factual error: In Greenwich the bus stops opposite "the Gloucester" in King William's walk, while in reality the bus doesn't run along that road - it stops around the corner. (00:59:45)
Answer: 1) I think it would cross the line into sexual, and at that point they are still friends, nothing more. 2) Because she realizes what's going on, and she doesn't wan't people to gossip. 3) I think it hits a point where her son is more important. Plus Tony becomes a bit obsessive. 4) Rose is holding her head high. It means she is not ashamed. I wouldn't say she approves or disapproves.