as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
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foolish to place orders before the market opens?
user
more on a technical note, but the spread on an etf tends to be worst at market open and near market close. (assuming the etf constituents are traded on a synchronous basis.) if possible, it's often best to let market makers get up and running before allowing your order to flow into market.
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