Dear (Applicable Title)
This is in reference to your advertisement for (write the vacant position that was advertised in the………; otherwise, you can give the reason you are making an application plus the post you are interested in).
I have qualifications in …. (Showcase your qualifications, attributes, skill set and relevant experience if any).
Please find attached copy of my resume together with testimonials for your consideration. I will avail myself for an interview if called upon.
I look forward to meeting you and discussing the job in more detail.
Your full names