New to VA questions

Im thinking of joining a virtual airline, any good tips for a begginer, can I choose my workload etc, are there any british based ones, is it free?, soz for all the questions 

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https://forums.simviation.com/phpBB3/viewtopic.php?f=53&t=165119
Im thinking of joining a virtual airline, any good tips for a begginer, can I choose my workload etc, are there any british based ones, is it free?, soz for all the questions