Dear …
I am writing this to you to let you know that I have recently made a career change. I am now working for __(name of company)__ in __(name of city)__ as their __(position type)__. My new responsibilities include the handling of __(briefly describe position)__. This new position has presented me with the new challenges that I was looking for. I am looking forward to this new position with great enthusiasm.
__(name of company)__ is a company that is well known for its __(briefly describe what the company does.)__. I consider myself fortunate to have been given an opportunity to join them. Please find enclosed several of my new business cards. I look forward to being able to provide clients with __(type of products/service)__ and ask you to feel free to pass along my business cards to anyone you feel may benefit from __(this service/these products)__.
Please don’t hesitate to contact me yourself at __(phone #)__ if I can be of service to you. Or even better yet, why not drop by to see me at __(address)__. The coffee’s on me!
Sincerely,