Tempted to try a DIY dye job? Whether you're headed toward blonde, red, or brunette, don't even crack open the box until you've read these expert tips.1. HONOR THY hue
"Use your current color (even if it's dyed) as a gauge when selecting your formula — and never lighten or darken your hair more than two shades at one time," says Rachel Glenn of Chicago's Prink Salon.
