Best of Tnooz This Week - Killer blows, flashy sales, wacky puzzlesNewsBy PhocusWire | February 6, 2011Share This article was originally published on What were the best articles on Tnooz this week?Top five by traffic: Facebooks Deals a killer blow to Groupon for travel offersWhy 2011 will see a huge change in hotel marketingITA Software undertakes puzzling recruitment drive with QR CodeUnited Continental: Working with GDSs, but they need to keep upAmerican Airlines sues Travelport and placates travel agencies on surchargeTop five by comments:Facebooks Deals a killer blow to Groupon for travel offersOutside view on American Airlines-GDS war: Brand loyalty and differentiationQuestion and Answer sites - another piece of the online travel search revolutionWhy 2011 will see a huge change in hotel marketingFarelogix probes divergent Travelport views on Air Canada, American Airlines direct-connectsWhat you missed on TLabs:TLabs Showcase – InspiratoTLabs Showcase – ZonearTLabs Showcase – InCircleSalesTLabs Showcase – GoCarShareTLabs Showcase – HotelmineGDS news roundup:Travelport, Amadeus, Sabre, Abacus briefs - February 2011Travelport, Amadeus, Sabre, Abacus briefs - January 2011