- Keep serving a product page for something that's no longer available?
- Show a 404?
- Redirect users to a similar product instead?
Matt Cutts first explain the issue according to the site size. He has classified the ecommerce site within three categories.
- Small Ecommerce Site
- Average Ecommerce Site
- Large Ecommerce Site
1. Small Ecommerce Site
2. Average Ecommerce Site
3. Large Ecommerce Site
<META NAME="GOOGLEBOT" CONTENT="unavailable_after: 25-Aug-2014 15:00:00 EST">