"As per your request, attached please find …"
If you asked me to identify the most clichéd sentence in on-the-job writing, that sentence would be my nominee.
Yes, it's common. Yes, it's handy. Yes, it's readily understood. (And no, this column will not lead to its elimination.) But it's also awkward, bureaucratic and off-putting.
Stilted language creates distance between you and your reader; natural language makes you seem genuine and approachable.
Compare the following openings:
1. As per your request, attached please find a brochure that describes our health care exchange.
2. Thank you for your interest in our health care exchange. The attached brochure explains …
The first opening is formal and off-putting; the second is natural and friendly. The more natural your word choice — that is, the more appropriate it is for the reader and occasion — the more effective your message.