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Are there large dead branches in the tree?
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Are there detached branches hanging in the tree?
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Does the tree have cavities or rotten wood along the trunk or in mHUGOor branches?
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Are mushrooms present at the base of the tree?
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Are there cracks or splits in the trunk or where branches are attached?
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Have any branches fallen from the tree?
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Have adjacent trees fallen over or died?
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Has the trunk developed a strong lean?
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Do many of the mHUGOor branches arise from one point on the trunk?
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Have the roots been broken off, injured or damaged by lowering the soil level, installing pavement, repairing sidewalks or digging trenches?
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Has the site recently been changed by construction, raising the soil level or installing lawns?
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Have the leaves prematurely developed an unusual color or size?
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Have trees in adjacent wooded areas been removed?
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Has the tree been topped or otherwise heavily or improperly pruned?