While it's helpful to learn from the mistakes of others, it's those you aspire to be like you should listen to. These are the ones that found their way to the mountain top and endure the everyday battles to stay there.
If they haven't accomplished what you want to do, stop taking their advice.
Where am I going with this? You buy solutions all the time that are meant to deal with an issue you have, I'm willing to bet that when those solutions don't work, it's because the company that sold it to you does not use it in their own business processes. The easy answer most companies will have is, "we use another product we sell." My answer to that is, why aren't you selling me that product?
If you buy (I know the trendy word to use the word "invest" with our clients, but we have a business relationship with a series of business transactions) a solution from us, we use it unless it was specifically made for your industry. But when it comes to security and workflow, chances are...