This is your model - Cannon LBP6030
What do you print?
Check your user manual to see if your printer has this feature.
Toner Saving Mode - When the imageCLASS LBP6000 is switched into the toner saving mode, it allows for up to a 20% more economical toner usage.
1. Use smaller Font.
2. Don't print bold type unless absolutely needed. (Uses a lot of ink)
John