It is the purpose of this report to analyze production during July. The report's purpose is to analyze production during July. There will come a time in the near future when it may be necessary to change the policy. We may have to change our policy in the near future. It is management's viewpoint that a salary increase is essential.
Management wants to give a salary increase.
Expletives in and of themselves are not incorrect grammatically. You can, however, express yourself better by avoiding expletive constructions. An occasional expletive construction can be effective. As a general rule, however, we should consciously attempt to avoid the expletive construction.