Ombre nail polish is hot right now, and it's a trend that will work for both the office and a special night out. For work, a subtle ombre manicure is your best bet. It will be noticed. but not in a bad way.
Polish Art Addiction: Giraffe Print + Tutorial - I don't wear coloured nailpolish, I practically don't wear any nailpolish ever, so I don't know why I'm pinning all those nail tutorials, but they are just so cute.
Polish your nails with desired color. Dip your nail into a glass of rubbing alcohol. Place and press a strip of newspaper on your nail for 30 seconds. Finish with a good clear top coat to seal the deal.