The word "audit" makes people uncomfortable. Especially around tax season. "We would like to perform an audit of your technical infrastructure."
becomes...
"We would like to meet and learn more about the technical infrastructure."
Passwords sometimes tip off how people feel about a project. Upbeat sounding passwords cheer people up. Also, give folks a break by avoiding confusing characters. For example, avoid ones and zeros because they're easy to confuse with lowercase "L" and the letter "O."
Just as waiters avoid asking customers what foods they find unappetizing, there's good reason not ask clients or stakeholders what technologies they think are objectionable.
Ambiguous decisions can make projects come to a screeching halt. Recasting decisions as approvals is a helpful alternative.
Avoiding "as you know..." may help create a positive tone, particularly if readers don't know, or don't agree with what's being communicated.
Avoiding "aware" and "awareness" can make readers feel more comfortable.
Removing religious references may make readers and listeners more comfortable.
Requesting feedback may help create a more modest tone and offset the negative effect of pronouns.
"Yes" can show a willingness to collaborate without sacrificing resolve.
Eliminating personal pronouns like "I," "you," "he/she" and "we" may lighten the tone. This is particularly true when there is no request for feedback.
Written correspondence (especially email) is sometimes a poor substitute for in-person discussions; "discuss further" is an artful phrase only if prior discussion has actually occurred.