<p>Hi {{first_name}},</p>
<p>Our records show that Invoice #{{invoice_number}} for ${{amount}} is now 7 days past due.</p>
<p>Please submit payment at your earliest convenience to avoid any service interruption.</p>
<p><a href="{{payment_link}}" style="background: #ff6b35; color: white; padding: 12px 24px; text-decoration: none; border-radius: 6px; display: inline-block; margin: 10px 0;">Pay Now</a></p>
<p>If you're experiencing difficulties, please contact us at (850) 818-8318 to discuss payment options.</p>
<p>Thank you,<br>Coastal Command Bin Cleaning</p>