Rail privatisation was actually post her, John Major did it in stages from 1994 onwards. It was quite botched, the fact they broke it up into so many different parts(around 100 in total!) didn't help. If anyone remembers Connex South Central or South Eastern, then more damage was done to the rail service during that time.
Now Network Rail is publically owned so we are in an odd state of affairs! Privatisation put on hold many plans while everything had to be rejigged, meaning we got stuck with slam door trains until 2005.
The Scots, who need little encouragement to berate the Sassenach Government who rule them from London,
She was certainly a lucky PM. To have had North Sea Oil, the Falklands, inept Opposition leadership and the computer boom certainly helped her.