start with ITIL Foundation...Version 3.0
use some books and tutorial...and if u want..just get the latest testking..for EXIN...EX0-101..
Yes..it help a lot in ur career..since its the standar all IT company would be relying on.
as for practiotioner...and service manager..thts a very advanced level..and no need for it until u have 5+ yrs in IT industry.
remember...to go for version 3.0...not 2.0...the exam is not more than 200$ cost...and the certificate is too good...and testking is like 300+ questions..if u read it once..u gonna get 100% pass mark...
enjoy..
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