The Customs and Border Protection at Pearson airport in Toronto have added extra screening for persons travelling with waivers. During my 2 most recent trips through Toronto I was handed a blue folder and told to head into the back office for extra screening. They don't seem to do anything different but the wait can be frustrating. On the first occasion I had a tight connection and was held in that room for close to 45 minutes. About 10 minutes before my flight I was finally called. I went up to one of the officers and all he did was hand back my documentation and told me I could go. On the second occasion it wasn't quite as busy so I had the opportunity to ask the officer some questions. He didn't seem to agree with this new process. I asked him if this was just temporary and he said he wasn't sure. I asked him if they did anything different in here, he said no, but the feeling was that there was less of a chance they would miss something if things were processed in th...