I am in the process of building a slide deck these days and was doing some research online for slide decks that dealt with the issue of customer acquisition & marketing. I have attached some of the best ones that I found here. Will continue to update this repository.

Startup Metrics for Pirates

View more presentations from Dave McClure.
Customer Acquisition & Monetization – Keys to your Business Model

View more presentations from David Skok.
Startup Marketing Slides from Lean Startup Circle LA

View more presentations from Sean Ellis.
Customer Acquisition and Retention: Know Your Cohorts