Paris One Stop Shop | Paris Webservices, Service Recommended by Rick Steves & Tripadvisor .Paris Webservices ' s philosophy is held entirely in the idea that tourists should find everything they seek on our site. Aware of this challenge, PWS specifically wishes to propose the widest range of offers to foreign tourists. This is what is summed up in our PARIS ONE STOP SHOP slogan. To this end, our company will draw the best : hotels, restaurants, shops, ground transportation, guided tours and excursions ' producers to be ad.