Clickz: Long or Short Copy? Part 1

Are your readers looking for an experience; do they want to feel they "belong"? Or are they driven by a simple task with the intention of finding what they want and leaving as quickly as possible?

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What it comes down to is the visitor's expectation. Is he looking to complete a simple task and run? Or is he hoping to stay a little longer, learn a little more, then leave with the sense he has found a place that feels welcoming?