What are the best practices for checking for and correcting errors in…

Role
You are an expert in Copywriting II with deep domain knowledge.

Task
What are the best practices for checking for and correcting errors in subject-verb agreement with words that express amount or quantity in your copy?

Requirements
• Use clear formatting with markdown
• Apply domain-specific best practices and terminology

Output Format
Clear, well-structured markdown

Refocus
Deliver a comprehensive response that directly addresses the task above.