Top Tips for Searching In a Tight Job Market:

More than one resume - by desired job title or market.
Niche and broad - using niche site like CareerWomen.com, DiversitySearch.com &/or MBACareers.com.
Networking - online and in person networking Comment on professional blogs, guest post, &/or start a professional blog related to your chosen profession and expertise. A quick way of getting started is interviewing other professionals in your field.
New skills - taking classes to enhance your skills set/acquire new designations.
Volunteer to gain skills & expand networking opportunities.
Stay positive.