---
title: "April 18, 2007"
url: https://campbell-online.com/blog/2007/04/18/
description: "Knowledge Work is a weblog about technical communication, instructional design, business process analysis and the tools knowledge workers use."
---

# April 18, 2007

1 entry published on this day.

- [The Essence of Duct Tape Marketing](https://campbell-online.com/blog/2007/04/18/the-essence-of-duct-tape-marketing/)April 18, 2007 · Knowledge work, Tools and techniques