Have students construct / then drill - appropriate questions to collect 'data' on spec of various Tablet PC's. Divide S/s into groups to act as 'reps' for 'their' tablet. S/s rotate through groups or pairs to complete the survey. On completion S/s justify their decision as to which tablet they would buy using comparatives, i.e., 'I'd choose the i-Pad because it's lighter than the Surface and has more RAM and storage. Specs on individual tablets to be posted in due course.