Dear

Please disregard the letter I wrote to you on    [date]
wherein I informed you that we would be unable to make
any further deliveries to you as called for in our contract
dated   [date of contract]  .

The circumstances which prompted me to write the above
mentioned letter have changed whereas [state circumstances
permitting retraction]                                   ,
and we expect to be able to resume deliveries on  [date]  .

Thank you for your understanding and cooperation in this
matter.