Manolo says, here is the Manolo’s latest column for the Express of the Washington Post. Dear Manolo: I’m a working girl, and worse, a shop girl. Normally, I’m restricted to plastic shoes from discount dealers, but this year my family gave me $200. I’ve decided the best way to spend it is on a new pair of cute, flirty but practical, black work shoes. What would you recommend that can be worn while climbing ladders, and can be teamed with both pants and skirts? Valeria Manolo says, how well, the Manolo remembers his own days as the young shop boy,…