Microsoft Cloud Adoption Frameworkによれば、図8-1に示すコスト意識の高いクラウドインフラ構築には、主に3つの要素が必要だ。可視性（資金の行き先を把握する）、説明責任（コストや購入決定を説明・正当化できること）、最適化（支出の全てが効率的に使われていること、つまり費用対効果を証明すること）である。
Azureは多様なサービスを提供しており、クラウドで事業を展開する組織にとって機会と課題の両方をもたらす。IaaSインスタンスの選択からEntra IDのライセンスオプション、Microsoft Defender for Cloudの機能決定に至るまで、あらゆる選択がセキュリティ、生産性、そして毎月の請求額に重大な影響を与える。重要なのは、予算を圧迫することなくAzureの価格モデル、最適化ツール、セキュリティサービスを効果的に活用する方法を理解することだ。
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