Instagram user cadadj posted this image of the "laptop free" signs at Coffee Bar in San Francisco.

Coffee Shop Owner: Limiting Laptop Squatters Has Boosted My Sales

Ever since the advent of the whole coffee-shop-as-satellite-office thing, some have operated under the notion that java joints should do what they can to cater to and keep customers sitting in seats for hours on end while they toil on their laptops. But one store owner says his business has actually seen an increase in sales after he decided to put limits on the laptop-lugging squatters. [More]