We recognise that we have work to do to restore our customers' trust in us and we believe that this is the first step in that direction.
We have worked with our key stakeholders to ensure the additional measures which we are taking provide a comprehensive response to customer concerns and demonstrate our commitment to making amends.
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Temperatures will reach around 28 Celsius (82F) at their highest.
A minute's silence will be observed at 11am on Thursday in remembrance of those who lost their lives in the Manchester Arena attack.
New research has found those who consumed two cups had a 35% reduced risk, and for those who drank five cups, the risk halved.