First, if you are interested in Epistolary Poetry, check out my FAQ. It defines the genre, gives tips on writing, and has a pretty extensive bibliography for further reading and study: Epistolary Poetry FAQ.
For my MA dissertation I chose to write a collection of epistolary poetry. I researched the genre thoroughly and for many months crafted my collection to its completion. The collection (like my blog) is titled Return to Sender and features poems broken into three definitive sections:
Enjoy!

Return to Sender by Sarah E. Russell is licensed under a Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 United States License.