(1) Please accept our thanks for your usual kind attention.

(2) Please accept our thanks for the trouble you have taken.

(3) We are obliged to you for your kind attention in this matter.

(4) We are greatly obliged for your trial order just received.

(5) We wish to assure you of your appreciation of your courtesy in this matter.

(6) We thank you for your order just received.

(7) We thank you for the special care you have given to the matter.

(8) We tender you our sincere thanks for your generous treatment of us in this affair.

(9) Allow us to thank you for the kindness extended to us.

(10) We are very sensible of your friendly services on our behalf,for which please accept our sincere thanks.