There is another company willing to pay me ____________ (Amount) per month for a similar position and work. You are also aware that I have been given additional responsibility of looking after the work of ____________ (Name), the stenographer attached to our Marketing Manager since she has proceeded on Maternity Leave.
I am hard-working, sincere and take keen interest in my work. Although I am reluctant to leave this company, but I cannot ignore the higher salary being offered unless some immediate increase in my salary is granted here.
Therefore, I would be grateful if my request for immediate increase in my salary is favourably considered.