Here are the columns and news stories for the week of Sept. 13 to 17, as reported by the Search Engine Watch team of experts.

The MEGA List of Free and Paid SEO Tools the Professionals Use by Garry Przyklenk
Rankings, link analysis, trends, keyword research, metrics, and beyond -- we've compiled a list of must-have free/paid tools, toolbars, and browser plug-ins for all SEO professionals.

7 Reasons Why Google Instant Makes SEO Dead-on Relevant by Jonathan Allen
Steve Rubel kicked off a furore among the SEO community during the Google Instant launch event on Wednesday last week, which most people were following on Youtube...

SEM Basics

10 Top Online Travel Marketing Tips by Kevin Gibbons
Compete and drive sales in the travel sector using this advice on paid search budget planning, user-generated content, search engine optimization, and much more.

Search Engine Optimization

Don't Let Small Disconnects Lead to SEO Disaster by Josh McCoy
When SEOs and webmasters aren't on the same page, it can lead to listings dropping off search engine result pages. Here's how to avoid three common SEO blunders.

Search Advertising

Unleash Your Full PPC Potential by Leveraging Google AdWords' Match Types by John Lee
Exact match, phrase match, and broad match working together: build a winning PPC team.

Diagnosing the Impact of Optimization on Your Quality Score by Jason Tabeling
These two Google tools can help you understand and track your quality score, as well as the effect of your paid search campaign optimizations.

5 Things to Try to With Google AdWords Campaign Experiments (ACE) by Joseph Kerschbaum
We review the different types of experiments that can be launched using ACE, and where the feature needs improvement.

Goodbye, Yahoo: 4 Things I'll Miss About Panama by Jeremy Hull
A wish list of Yahoo Panama features Google and/or Microsoft should integrate into their paid search platforms to make life easier for search marketers.

Social Media Marketing

Search and Social: Are You Missing Out? by Kaila Strong
Examining social media's impact on search, and how best to integrate a bit of social into your search engine marketing (or search into your social media marketing).

Visualizing the Social CRM Process by Jacob Morgan
This simple six-step process will help you create a social customer relationship management strategy for your organization.

Social Search Circles -- Nobody Knows the Pages I've Seen by Mark Drummond
All search is really social search. How subtracting "social" from "social search" prevents us from finding the pages we really want to track down.

SEM Agency Issues

Apple iAd -- A Summary for Search Marketers by Marc Poirier
Can iAds succeed? That's the big question. Everything SEMs need to know about iAds, including how they differ from IAB ads, the iAd network, targeting, metrics, how much a typical campaign costs, PPC vs. CPM, and revenue sharing.

International Search

Top Tips for Search Engine Marketing in Germany, Part 1 by Michael Bonfils
These five tips, and a lot of patience, will help your SEM/SEO efforts in the difficult German market.

The Search Industry

Navigational Search: Turn Right at the Big Chicken by Eli Goodman
When searchers are in unfamiliar territory, search phrases that double as a website address are great navigation tools. An enormous portion of searches involve web addresses, so make sure you create a navigational search strategy.

More News

New Microsoft Paid Search Features & More Search News

Google Buys Quicksee, YouTube Tests Live Streaming, Social Usurps Search & more - A Weekend Roundup