If you want to work in online jobs as a freelancer,then I will give you some very essential tips for the most popular online sites.

•  When you register ans as a new freelancer,please make sure that all the entries that you fill is correct and no scam or fake name.This is very crucial point since many sites execute immediate action in fake names and information.
• When you write a bid,please be a professional writer.Most clients judge you mainly on the styles of your writing.Be specific to that job requirement.
• Always check that you are bidding on the job that you really work with out any defect or minimum defects.
• Try to finish the tasks that you have awarded very nicely.Don't be bored in the middle of the job and try not to be careless.
• Be patient.Online freelancing sites may not offer quick money making strategies,rather you have to take a time and always bid on jobs that really makes you satisfied.
• Bid with the smallest cash.
• Use your mind to win a job among highly competitive freelancers like using unique style of writing.