ContributionsLes plus récentesLes plus appréciéesSolutionsBig Bill for Data Usage Big Bill for data usage, want to make a complaint. Yves from Customer Service told me to write one here and somebody would get back to me within 24 hours. Matteo Trentadue. 514-983-8588 Huge Bill Big bill due to crazy data usage. Yves from customer service told me to leave a complaint here.