I found the BIZ site an excellent point of reference to refresh my memory. It’s simple to use, well presented and covers all the key elements I need to assist me with my Lean Sigma projects”.
David Champion
![David Champion](https://lean-six-sigma.training/wp-content/uploads/2017/11/AAEAAQAAAAAAAArmAAAAJDRiZGZjMDk1LWFlOGMtNGM0NS04NTQ4LTdkMjc0N2FlMDM4ZA.jpg)
I found the BIZ site an excellent point of reference to refresh my memory. It’s simple to use, well presented and covers all the key elements I need to assist me with my Lean Sigma projects”.