Sally McKenzie, a 20-year veteran of eCommerce and brick-and-mortar retail, posted a great article today regarding lessons learned on the job over the years. An excerpt:

Lesson #1: This will be harder and more expensive than you think.

This lesson is particularly important for executives new to the online channel, many of whom have little perspective on the level of effort and investment required to build and sustain an online or multi-channel endeavor. It’s not just the technology. It’s the people, the design, the marketing, the analysis and the ongoing improvements. Many of the “rescue 911″ engagements I see are the result of underinvestment in critical areas of e-commerce.

Check out Sally’s blog for more.