Use PST crop tool to get your heavy sized PST file into small parts. Whenever MS Outlook performs lethargic, it’s a signal for Outlook users that there is something wrong with the size limit of PST file. The software has some best features that makes the software different from other splitting tool i.e.
*Simple GUI
* Provides four options to split heavy PST files by Date, Year, Folder and Size.
* Split entire Outlook mailbox
* Retains metadata intact during the process
* Support all versions of Ms Outlook

Although the freeware version of PST crop tool permits the user to break PST file into various portions, after trying the demo version users can go for the purchase of fully fledged version of Split PST software which can be pose by paying a nominal cost of $49 with Personal License and with $129 Business License can be obtained. With the help of Outlook splitter tool, users can break large PST file into smaller fractions. Outlook users are free to divide all items of Outlook like mailbox (inbox, sent items, drafts and deleted items), contacts, journals, appointments, meeting and many more without altering any of the Meta data like cc, bcc, from, to, sent time, receive time etc. Read more: http://www.splitpst.com/pst-crop-tool.html