The 5 Fashion Commandments

This month's must-dos from the style divinities.

1. THOU SHALT IGNORE THE RULE NEVER TO MIX PRINTS

The perennially genius Etro and Dries Van Noten cop an "anything goes" attitude with vibrant florals and stripes. New rule: Master the art of the mix — not the match.

2. THOU SHALT TRANSFORM DAY CLOTHES INTO NIGHT

Brian Reyes's working-girl chic includes multitasking tops worn frontward by day, backward (and low-cut) by night. Dress, $1725, Brian Reyes at Susan; (650) 347-0452. Top, $575, Brian Reyes; brianreyes.com for info.

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3. THOU SHALT STOCK UP ON AMERICAN BASICS

Calvin Klein reintroduces the fabulously unfussy line ck, chock-full of silk tops and pencil skirts. Skirt and top, $250 each, ck Calvin Klein; neimanmarcus.com for stores.

4. THOU SHALT HONOR FASHION'S LIVING LEGENDS

Check out the Sundance Channel's documentary Marc Jacobs & Louis Vuitton. Premieres during fashion week, February 4 at 8 p.m. EST.

5. THOU SHALT BE PROPERLY SHOD FOR EVERY OCCASION

Known for its must-have bags, Botkier covers a lot of ground with its covetable new line of shoes, from reptile to jewel tone. Shoes (from left), $395, $325, $475, Botkier; botkier.com.

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