Now a days most popular host sites provide api so that we integrate in our site to create mash-up application. Linkedin recently published their own apis. So now we can integrate linkedin apis in our site. So why we should integrate linkedin api: Users can bring linkedin profile and network in your site There are 52 millions users in linkedin so you can engage them in your site You may create authentication through linkedin api so that user don't need to register in your site You can search profile, connection Users can also update their status from your site using linkedin apis And many moreÉ In this tutorial I'll show how could you integrate linkedin api in your site, search a company name and get your profile info. Tutorial: http://thinkdiff.net/linkedin/integrate-linkedin-api-in-your-site/ License Copyright (c) 2011, Mahmud Ahsan (http://thinkdiff.net) All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of thinkdiff.net or Mahmud Ahsan may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.