This is the latest of a series of tips extracted from the Green Business Bible e-book:

Beware. There is a small but significant number of sharks out there trying to sell immature or ineffective technologies. This is the case in any economic bubble, but the green imperative has provided additional sentimental weak points for the unscrupulous to exploit. I have personally met several of these crooks in my time and I suggest you keep an eye out. A con man’s business is to trick people so be careful -before parting with hard cash, always ask for references (and follow them up), do a credit check and maintain a healthy cynicism.