(a) we have told you about an material upcoming change to the product or these terms which you do not agree to;
(b) we have told you about an error in the price or description of the product you have ordered and you do not wish to proceed;
(c) there is a risk that supply of the products may be significantly delayed because of events outside our control;
(d) we have suspended supply of the products for technical reasons, or notify you we are going to suspend them for technical reasons, in each case for a period of more than 30 days; or
(e) you have a legal right to end the contract because of something we have done wrong.