Summary: Sender added Landing Page Builder.

Why It Matters: This adds a new tool for customers to use.

What Changed:

• Added "Landing page builder" to the list of features.
• Added "Landing page builder" to the product list in the footer.
• Removed "Bulk email sender" from the main features list.
• Added three bullet points under "Always ready to help you": "Onboarding assistance", "Extensive knowledge base", and "Free migration service".