The goal of the essay then becomes to fulfill this promise made to the reader. Note how the motive's placement in the introduction ... of a thesis statement with this sort of tension and double-edged ...

They exist just to take up the “introduction space” in your paper. If you had something more effective to say ... It is ineffective because it offers details that your reader already knows and that ...

An example or examples which you might have included ... Remember to tie your lead-in smoothly to your thesis - use a good transition. A good conclusion makes a smooth flow from the previous paragraph ...