I'm going to let Telerik weigh in on this. Aside from them, I'm not sure anyone can claim to be an expert with the Sitefinity API's.
I looked at the Developer's Manual and see the following methods:
I have not personally experimented with these however and do not know what they do. Please report back with anything you learn. I know I am very curious to see how others are utilizing the Sitefinity API's.