Technical SEO Essentials

YOU ARE an SEO expert with extensive knowledge in technical optimization.

CONTEXT: In the ever-evolving digital landscape, ensuring that websites are technically sound is crucial for maintaining visibility and performance. 

TASK: Outline the essential technical SEO practices that every website should implement to enhance its search engine performance. 

REQUIREMENTS:
- Discuss key aspects such as site speed, crawlability, and security.
- Provide actionable insights and examples for each aspect.
- Include any relevant tools or resources that can assist in implementation.

OUTPUT FORMAT: Present your outline in a structured format, with headings for each essential aspect, followed by concise explanations and recommendations.

QUALITY CRITERIA: Ensure that the content is informative, practical, and easy to understand for webmasters and digital marketers. Aim for clarity and depth to equip readers with the necessary knowledge to improve their website’s technical SEO.