This letter can be used to let your vendor know that you are dissatisfied by his poor services like delayed/irregular supplies and hence are terminating your contract with him. The date from which the termination comes into existence is mentioned along with the request for co-ordination for the final settlements. Here is a good sample for vendor termination letter andyou can follow this as well. From: M/S Twain Con Hospital #741, 8 th main, Gavipuram Extension Bangalore-19 Phone: 27784271 20th January, 2010 To: Mr Azam Khan Proprietor County Mineral Water Co. #191, Hesaraghatta Bangalore-88 Phone: 23394941 Dear Sir, Sub: Termination of your Vendor Contract for supply of water. Ref: Our Vendor Contract dated 20 th October, 2009. We would like to inform you that our contract with you mentioned above in “Ref” for the supply of bottled mineral water stands terminated owing to delayed and irregular supplies by your establishment. Our whole busines process is suffering due t...