The announcement follows a review in response to patient and staff feedback to identify where more double staffed ambulances might be needed.

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It will focus on security measures, pricing and registration verification, in response to the feedback received.

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It also means that as users react and provide feedback, the roles within the group become more defined in response to that feedback.

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The touchscreen is pretty sharp as well, both with the haptic feedback when using it, response to your finger's pokes, and the quality of the display itself.

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Or the outbursts take the form of tears. (And no, not just from women.) People sometimes cry in response to negative feedback or out of sheer aggravation.

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He said the company had introduced the policy in response to customer feedback, to make sure "that customers who are good payers, and pay on time, do not subsidise the customers who are late payers".

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"EE's decision to offer both a relatively lower-priced tariff at the entry level and a plan with more data at the top end is clearly in response to customer feedback, " said Matthew Howett, an analyst with research firm Ovum.

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Real-time feedback, guided techniques and journaling within the app provide proven strategies to change the stress response.

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