Long, one-length hair can be boring. You definitely need layers cut into long hair to provide movement and for a really modern look, you might consider bangs.
This is one of my favorite Jennifer Garner hairstyles. The color highlights are perfect for autumn and winter (you want to go lighter in spring and summer, as some celebs do).
If you do get bangs, you should know how to blow dry your bangs. Too many women suffer from "Bubble Bangs," a bang syndrome that could be avoided if only they put down the round brush and blew their hair dry with a flat or paddle brush.
Get the full report in How to Blow Dry Bangs.
See my other galleries of bang hairstyles: