In this case, the main contractor is given total responsibility for the entire project, selecting even the component suppliers, and checking everything before handing over the finished vehicle to the customer.

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ODesk's Ms. Bisharat suggests hiring several candidates to complete the same small project, then selecting the best performer.

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You can customize how it picks content, according to Michael Muller one of the researchers behind the Social Lens project, by changing the initial seed topics, or by selecting an emphasis on people or content items.

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