Do You Use A Purse Organizer?

You know....those interchangeable caddies that can be moved from one bag to another and have various compartments that hold on your purse essentials.

I can't tell you how many times I've been standing at the register with a least 10 people behind me and I can't find my wallet...or standing outside the front door to my apartment because I can't find my keys. It's exhausting!

Is the solution one of these "purse organizers?" Apparently they are great for someone like myself--who's items are...