Emails are not being delivered to my mailbox. Urgent!

Emails are not being delivered to my mailbox. Urgent!

Hi, 
I have a business associate who is trying to send me some emails but it is bouncing back to them with the below error. 

-----Original Message----- 
From: Mail Delivery Subsystem [mailto: mailer-daemon@googlemail.com
Sent: Friday, October 21, 2016 1:11 PM 
To:  rupali.gupta@taruntahiliani.com  
Subject: Delivery Status Notification (Failure) 

Delivery to the following recipient failed permanently: 

neetu@therack.ae  

Technical details of permanent failure: 
Google tried to deliver your message, but it was rejected by the server for 
the recipient domain therack.ae by mx.zoho.com. [165.254.167.50]. 

The error that the other server returned was: 
554 5.2.3 MailPolicy violation Error delivering to mailboxes 


----- Original message ----- 

DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; 
d=taruntahiliani-com.20150623.gappssmtp.com; s=20150623; 
h=from:references:in-reply-to:mime-version:thread-index:date 
:message-id:subject:to:cc; 
bh=3Rr77OEyqigWF8bWKsg2h69YfqXvNTeQSHx6bnNH0Mw=; 
b=h13L65IuaI9FJcbraVQ9Tt8LWvivJJvlRfVllP8hVtE23DVW2OVQ0EyQiZ69xbWaV4 
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txMgNRRywJv+99Rol4E6FilD7vx8S2WCmzNEEHCJoO+nB6Q9tkIu0qleLkU5ki96tA/R 
rAYA== 
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; 
d=1e100.net; s=20130820; 
h=x-gm-message-state:from:references:in-reply-to:mime-version 
:thread-index:date:message-id:subject:to:cc; 
bh=3Rr77OEyqigWF8bWKsg2h69YfqXvNTeQSHx6bnNH0Mw=; 
b=l7fU1sCzUaWReArI/5v2kVizCQNxWoq8Mr2DPH/6Y3hyW6TXEIVpn0bx+yQGryq9Gz 
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aj7Diro9g/nwOb8o2IUms6hTO1T1gXNcQjIc+J8g6Z9SDxZD6cp08OJl3olw3vYLZ1u9 
8kIK+ce5uMVX7T5+z+RR9Z4eNgdkHF/920TdGOrc1+ph9BnJdr294DZNoK9YY0oACIjq 
JhbQ== 
X-Gm-Message-State: 
ABUngvfQ2WBh3rUMoXBM/JM4q/Fzm8Ip063TSyIQRHdhARlbdSeuvoLWxKGWa1CVQ7qIsoMSGYFRlWB8DNzmng== 
X-Received: by 10.55.207.12 with SMTP id e12mr4139708qkj.206.1477035635680; 
Fri, 21 Oct 2016 00:40:35 -0700 (PDT) 
From: Rupali Gupta < rupali.gupta@taruntahiliani.com
References: <154098ead30.12b4 3af6f48443.3734943377627450444@therack.ae
<154ecb06891.1187f ad00377047.4222872360935296081@therack.ae
<155cf8bc083.b80e 0949209587.8079407860556651706@therack.ae
<2d 96b9c315465f2187e0b3935dc87e76@mail.gmail.com
<155e97f2111.ebd8 655c312319.1817652484807921166@therack.ae
<CADT7DZOPGSCDY5Wzm8-y ifOk1MmMTqL7amqgSyky9MRn15G6WA@mail.gmail.com
<E52E2A 09-EB3E-4E32-B054-E1C50BB59BDF@therack.ae
<e3 e9a8ab7b3d2bf3c7d4bf16fa9ba8b4@mail.gmail.com
70 559238196cdf4335b141210d609810@mail.gmail.com  
In-Reply-To: 70 559238196cdf4335b141210d609810@mail.gmail.com  
MIME-Version: 1.0 
X-Mailer: Microsoft Outlook 14.0 
Thread-Index: 
AQKK9e9mptMef2fZ3u0mfT036Ov3zQI7pQEfAp7JRKwByw98kQMsbiNVAWOKDXwBfSZYmAIPldtdnsqum4CAAC7h4A== 
Date: Fri, 21 Oct 2016 13:04:06 +0530 
Message-ID: <83 e4e4a594b431cabe4aad97964eca48@mail.gmail.com
Subject: FW: Proposal from The Rack by Kachins - Dubai 
To: Neetu Ramchandani < neetu@therack.ae
Cc: Priyasha Dutta < priyasha.dutta@taruntahiliani.com
Content-Type: multipart/mixed; boundary=001a1145b67e6be6c4053f5b288d 

I would appreciate if you could kindly fix this at the earliest as it is an important email. 

Regards,
Neetu