The ProQuest Dissertations & Theses (PQDT) database is the world's largest dissertations and theses database. It represents the work of authors from universities in North America, Europe, and beyond. In addition to scholarly articles, PQDT includes full-text dissertations.

Your introduction should also be able to generate interest in your topic. This should be done in a simple, readable manner. However, you should avoid making promises that can't be fulfilled later.