With many robust could computing applications being available for offices, there is no need to stay restricted to a single machine and proprietary file formats. The new wave in hosted solutions has given rise to many free cloud-based office suites, which is what we recommend here if you want to collaborate in real time and carry all your data with you:
The best thing about all these services is that they are free of charge. Some of them come with an option to buy an upgrade, but for most users and small businesses, these are more than enough.
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