Your time is precious
Some social networks might monopolize too much of such time that you got. Avoid the useless discussions you might have with people that are making you wasting it
 
   My name is    
   I have a LinkedIn account    
   I work into the field of    
   I wish to talk about    
   I invite you to make an appointment with me  
   Date    
   I have a great desire to improve my expertise in this matter  
   I expect many of you  
   Signature