Hi, client.
I am so pleased to have a chance to apply to your job posting.
I have read your requirements and understood it.
Magento is my major skill.
Based on Magento for several years, I've built lots of sites in fields of ITService, Business, etc.
I enjoy working 12+ hrs a day and am available to be contacted at any time.
I guarantee you quick and quality result.
I hope to discuss more detail about this job.
I can start your job immediately ASAP.
I will be looking forward to your positive reply.
Sincerely.
Robert.