The new tram extension to the Entertainment Centre is nearly complete with trams being tested on it today. There has been a lot of whining about this extension, as there was the with first extension to North Terrace, but if you ask me it is brilliant.
When the City of Portland built its "streetcar", one of the positive benefits was that it attracted investment to some of the more run down areas of town that it serves. There is no reason that should not not happen along Port Road where the tram runs. That was one of the purposes of it being built. Here is a great video about it that Streetfilms put together:
Just think, if the money earmarked for the pointless Southern Expressway duplication were available, you could have four more extensions like this one.