How to ensure your business's spend on IT is an investment, and never an expense

In the years we've been looking after businesses round here, we've noticed there are two different ways that owners and managers buy IT and technology
Some see it as an expense
Others see it as an investment
We choose not to work with the first group. It never ends well!
Don't get us wrong; all businesses have moments where every last penny counts. That's fine in the short-term.
The problem is when that becomes the long-term driver of the business, and all spending decisions are made by asking "what's the cheapest way to do this."
We'd rather deal with the second group of people. Our existing clients fit into this category. This second group recognizes that IT is their infrastructure; the backbone to their business. And they don't want to take any risks on the quality.
No matter what kind of business you run, technology sits at the heart of it today. And it's going to become more and more and more important in the futrue...