Matt Cutts answers Google questions:

- Static vs. Dynamic urls: does PageRank flow the same to both? What pitfalls should I avoid with dynamic urls?

- Can Sitemaps alert webmasters when their site has been hacked?

- Can I do geotargetting within Google’s Quality Guidelines?

Matt Cutts answers Google questions:

- Myths: sites on the same server, IP, or including off-domain JavaScript

- Launching sites with millions of pages: how should I do it best?

- Google images: updates on the horizon, and current Google Images technology