It may be obvious to you, but your readers will be happier if you give them signposts. If you need to deal with several questions, provide a clear heading for each. Some information is very simple, and can be given in a straightforward way, but some is complicated. Write in everyday English. This will often save thinking time, for you can use the words that you first thought of when you got your aims straight for yourself.
Research shows that simple language sells products and services better than any other kind.
Don't waffle or pad. Use we for your organization, rather than talking about it in the third person, and use you for the readers. For example, don't say, The Sheffield and Manchester Building Society is endeavouring to develop a wider client base, and to this end is offering an attractive package to first time mortgage applicants . Say, If you are a first-time borrower, you pay a lower rate of interest . Don't be pompous.