1.Pleasesendyourreplybymessenger.
2.Pleasereplyimmediately.
3.Pleasefavoruswithyourreplyasearlyaspossible.
4.Pleasewritetousbytonight'smail,withoutfail.
5.Mayweremindyouthatwearestillawaitingyourearlyreply.
6.Maywerequestthefavorofyourearlyreply?
7.Apromptreplywouldhelpusgreatly.
8.Apromptreplywillgreatlyobligeus.
9.Yourpromptreplywouldbegreatlyappreciated.
10.Yourpromptattentiontothismatterwouldbegreatlyesteemed.
11.Welookforwardtoreceivingyourearlyreply.
12.Wethankyounowforthisanticipatedcourtesy.
13.Asthematterisurgent,anearlyreplywilloblige.
14.Wereplyonreceivingyourreplybyreturnofpost.
15.Wehopetoreceiveyourfavoratanearlydate.
16.Wehopetobefavoredwithareplywiththeleastdelay.
17Weawaitgoodnewswithpatience.
18.Wehopetoreceiveafavorablereplyperreturnmail.
19.Weawaitthepleasureofreceivingafavorablereplyatanearlydate.
20.Weawaitthefavorofyourearly(prompt)reply.
21.Apromptreplywouldgreatlyobligeus.
22.Wetrustyouwillfavoruswithanearly(prompt)reply.
23.Wetrustthatyouwillreplyusimmediately.
24.Weshouldbeobligedbyyourearly(prompt)reply.
25.Willyoupleasereplywithoutdelaywhatyourwishesareinthismatter?