Most photographers take what their camera gives them.
The rest make what their camera gives them.
What separates the two is skill.

Canon EOS Elan II E Spotmetering
(spot metering) application using Farzad's simplified
5-stop Zone System for 35mm color slides, Black and White, and Digital photography
(Based on Farzad's 5-stop Film / Digital zone system ©1987-2005) 

Farzad's 5-stop Tone Ruler

Compliments of cpgbooks -
The Confused Photographer's Guide to
On-camera Spotmetering
(Spot Metering / Partial Metering)
and
The Confused Photographer's Guide to Photographic Exposure and the Simplified Zone System