There are currently no "recommended instructions" for users.
Many distributions provide the application SyncEvolution that can be used in combination with devices that support SyncML.
In general it is recommended to use applications and devices that both support the ActiveSync protocol (such as SyncEvolution). A list of collaborative software is available on Wikipedia.
If you can provide good practices or more information on this topic feel free to file a bug report in GNOME's bug tracking system.
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