Dear sir/Madam, With due respect and humble submission I have come to know from some reliable sources that you have advertised a vacant post of ( ), Therefore I took this opportunity to apply for the mentioned post in order to get the membership of your active organization. Due to my background and work experience, I would be most grateful if you kindly consider my application and provide me a chance of service under your kind control. I assure you if I am hired I will provide my ability and hardworking for your entire satisfaction.