Thanks Tom.. to me it seems that Configuration Profiles are more system-level & mcx user level..
Anyways, i managed to resolve this issue.
I created 3 x Managed Preferences by clicking: Create Managed Preference > Create Manually.
details below, applied at login;
Favourites:
Display Name: Favorites
Application Domain: com.apple.sidebarlists
Key Name: favorites
Key Type: manual <dict>
<key>Controller</key>
<string>VolumesList</string>
<key>CustomListProperties</key>
<dict>
<key>com.apple.LSSharedFileList.Restricted.upgraded</key>
<true/>
<key>com.apple.LSSharedFileList.VolumesListMigrated</key>
<true/>
</dict>
<key>ShowEjectables</key>
<true/>
<key>ShowHardDisks</key>
<true/>
<key>ShowRemovable</key>
<true/>
<key>ShowServers</key>
<true/>
<key>VolumesList</key>
<array>
<dict>
<key>Alias</key>
<data>
AAAAAAEaAAMAAQAAypzxHwAASCsAAAAAAAC6vQAAur4A
AMpbagYAAAAACSD//gAAAAAAAAAA/////wABABwAALq9
AAC58QAAuewAALnrAAAAPAAAAC8AAAAuAA4AMgAYAG0A
eQBEAG8AYwB1AG0AZQBuAHQAcwAuAGMAYQBuAG4AZQBk
AFMAZQBhAHIAYwBoAA8AGgAMAE0AYQBjAGkAbgB0AG8A
cwBoACAASABEABIAXlN5c3RlbS9MaWJyYXJ5L0NvcmVT
ZXJ2aWNlcy9GaW5kZXIuYXBwL0NvbnRlbnRzL1Jlc291
cmNlcy9NeUxpYnJhcmllcy9teURvY3VtZW50cy5jYW5u
ZWRTZWFyY2gAEwABLwD//wAA
</data>
<key>CustomItemProperties</key>
<dict>
<key>com.apple.LSSharedFileList.TemplateSystemSelector</key>
<integer>1935819078</integer>
</dict>
<key>Icon</key>
<data>
SW1nUgAAAUYAAAAARkJJTAAAAToAAAACAAAAAAAAAAAB
KgADAAAAAMqc8R8AAEgrAAAAAAAAur8AALrDAADKW2oG
AAAAAAkg//4AAAAAAAAAAP////8AAQAkAAC6vwAAur4A
ALq9AAC58QAAuewAALnrAAAAPAAAAC8AAAAuAA4AIAAP
AGEAbABsAE0AeQBGAGkAbABlAHMALgBpAGMAbgBzAA8A
GgAMAE0AYQBjAGkAbgB0AG8AcwBoACAASABEABIAeFN5
c3RlbS9MaWJyYXJ5L0NvcmVTZXJ2aWNlcy9GaW5kZXIu
YXBwL0NvbnRlbnRzL1Jlc291cmNlcy9NeUxpYnJhcmll
cy9teURvY3VtZW50cy5jYW5uZWRTZWFyY2gvUmVzb3Vy
Y2VzL2FsbE15RmlsZXMuaWNucwATAAEvAP//AAA=
</data>
<key>Name</key>
<string>All My Files</string>
</dict>
<dict>
<key>Alias</key>
<data>
AAAAAACQAAMAAQAAypzxHwAASCsAAAAAAAC/VgALg00A
AMrgK54AAAAACSD//gAAAAAAAAAA/////wABAAQAAL9W
AA4ADAAFAGIAdABvAG0AcwAPABoADABNAGEAYwBpAG4A
dABvAHMAaAAgAEgARAASAAtVc2Vycy9idG9tcwAAEwAB
LwAAFQACAAz//wAA
</data>
<key>CustomItemProperties</key>
<dict>
<key>com.apple.LSSharedFileList.TemplateSystemSelector</key>
<integer>1935820909</integer>
</dict>
<key>Icon</key>
<data>
SW1nUgAAABwAAAAAU1lTTAAAABAAAAAAdGhvbQ==
</data>
<key>Name</key>
<string>btoms</string>
</dict>
<dict>
<key>Alias</key>
<data>
AAAAAACUAAMAAQAAypzxHwAASCsAAAAAAAAAAgAAAFsA
AMoBn94AAAAACSD//gAAAAAAAAAA/////wABAAAADgAa
AAwAQQBwAHAAbABpAGMAYQB0AGkAbwBuAHMADwAaAAwA
TQBhAGMAaQBuAHQAbwBzAGgAIABIAEQAEgAMQXBwbGlj
YXRpb25zABMAAS8A//8AAA==
</data>
<key>CustomItemProperties</key>
<dict>
<key>com.apple.LSSharedFileList.TemplateSystemSelector</key>
<integer>1935819120</integer>
</dict>
<key>Icon</key>
<data>
SW1nUgAAABwAAAAAU1lTTAAAABAAAAAAdEFwcw==
</data>
<key>Name</key>
<string>Applications</string>
</dict>
<dict>
<key>Alias</key>
<data>
AAAAAACgAAMAAQAAypzxHwAASCsAAAAAAAuDTQALk0kA
AMZgk+QAAAAACSD//gAAAAAAAAAA/////wABAAgAC4NN
AAC/VgAOABAABwBEAGUAcwBrAHQAbwBwAA8AGgAMAE0A
YQBjAGkAbgB0AG8AcwBoACAASABEABIAE1VzZXJzL2J0
b21zL0Rlc2t0b3AAABMAAS8AABUAAgAM//8AAA==
</data>
<key>CustomItemProperties</key>
<dict>
<key>com.apple.LSSharedFileList.TemplateSystemSelector</key>
<integer>1935819892</integer>
</dict>
<key>Icon</key>
<data>
SW1nUgAAATwAAAAARkJJTAAAATAAAAACAAAAAAAAAAAB
IAADAAAAAMqc8R8AAEgrAAAAAAAACt0AADnBAADKSN2u
AAAAAAkg//4AAAAAAAAAAP////8AAQAYAAAK3QAACO8A
AAjuAAAAPAAAAC8AAAAuAA4APAAdAFQAbwBvAGwAYgBh
AHIARABlAHMAawB0AG8AcABGAG8AbABkAGUAcgBJAGMA
bwBuAC4AaQBjAG4AcwAPABoADABNAGEAYwBpAG4AdABv
AHMAaAAgAEgARAASAF1TeXN0ZW0vTGlicmFyeS9Db3Jl
U2VydmljZXMvQ29yZVR5cGVzLmJ1bmRsZS9Db250ZW50
cy9SZXNvdXJjZXMvVG9vbGJhckRlc2t0b3BGb2xkZXJJ
Y29uLmljbnMAABMAAS8A//8AAA==
</data>
<key>Name</key>
<string>Desktop</string>
</dict>
<dict>
<key>Alias</key>
<data>
AAAAAACmAAMAAQAAypzxHwAASCsAAAAAAAuDTQALk0oA
AMZgk+QAAAAACSD//gAAAAAAAAAA/////wABAAgAC4NN
AAC/VgAOABQACQBEAG8AYwB1AG0AZQBuAHQAcwAPABoA
DABNAGEAYwBpAG4AdABvAHMAaAAgAEgARAASABVVc2Vy
cy9idG9tcy9Eb2N1bWVudHMAABMAAS8AABUAAgAM//8A
AA==
</data>
<key>CustomItemProperties</key>
<dict>
<key>com.apple.LSSharedFileList.TemplateSystemSelector</key>
<integer>1935819875</integer>
</dict>
<key>Icon</key>
<data>
SW1nUgAAABwAAAAAU1lTTAAAABAAAAAAdERvYw==
</data>
<key>Name</key>
<string>Documents</string>
</dict>
<dict>
<key>Alias</key>
<data>
AAAAAACmAAMAAQAAypzxHwAASCsAAAAAAAuDTQALk0sA
AMZgk+QAAAAACSD//gAAAAAAAAAA/////wABAAgAC4NN
AAC/VgAOABQACQBEAG8AdwBuAGwAbwBhAGQAcwAPABoA
DABNAGEAYwBpAG4AdABvAHMAaAAgAEgARAASABVVc2Vy
cy9idG9tcy9Eb3dubG9hZHMAABMAAS8AABUAAgAM//8A
AA==
</data>
<key>CustomItemProperties</key>
<dict>
<key>com.apple.LSSharedFileList.TemplateSystemSelector</key>
<integer>1935819884</integer>
</dict>
<key>Icon</key>
<data>
SW1nUgAAABwAAAAAU1lTTAAAABAAAAAAdER3bg==
</data>
<key>Name</key>
<string>Downloads</string>
</dict>
<dict>
<key>Alias</key>
<data>
AAAAAACaAAMAAQAAypzxHwAASCsAAAAAAAuDTQALk00A
AMZgk+QAAAAACSD//gAAAAAAAAAA/////wABAAgAC4NN
AAC/VgAOAAwABQBNAHUAcwBpAGMADwAaAAwATQBhAGMA
aQBuAHQAbwBzAGgAIABIAEQAEgARVXNlcnMvYnRvbXMv
TXVzaWMAABMAAS8AABUAAgAM//8AAA==
</data>
<key>CustomItemProperties</key>
<dict>
<key>com.apple.LSSharedFileList.TemplateSystemSelector</key>
<integer>1935822195</integer>
</dict>
<key>Icon</key>
<data>
SW1nUgAAABwAAAAAU1lTTAAAABAAAAAAdE11cw==
</data>
<key>Name</key>
<string>Music</string>
</dict>
<dict>
<key>Alias</key>
<data>
AAAAAACiAAMAAQAAypzxHwAASCsAAAAAAAuDTQALk04A
AMl5l2oAAAAACSD//gAAAAAAAAAA/////wABAAgAC4NN
AAC/VgAOABIACABQAGkAYwB0AHUAcgBlAHMADwAaAAwA
TQBhAGMAaQBuAHQAbwBzAGgAIABIAEQAEgAUVXNlcnMv
YnRvbXMvUGljdHVyZXMAEwABLwAAFQACAAz//wAA
</data>
<key>CustomItemProperties</key>
<dict>
<key>com.apple.LSSharedFileList.TemplateSystemSelector</key>
<integer>1935822947</integer>
</dict>
<key>Icon</key>
<data>
SW1nUgAAABwAAAAAU1lTTAAAABAAAAAAdFBpYw==
</data>
<key>Name</key>
<string>Pictures</string>
</dict>
<dict>
<key>Alias</key>
<data>
AAAAAACcAAMAAQAAypzxHwAASCsAAAAAAAuDTQALk0wA
AMZgk+QAAAAACSD//gAAAAAAAAAA/////wABAAgAC4NN
AAC/VgAOAA4ABgBNAG8AdgBpAGUAcwAPABoADABNAGEA
YwBpAG4AdABvAHMAaAAgAEgARAASABJVc2Vycy9idG9t
cy9Nb3ZpZXMAEwABLwAAFQACAAz//wAA
</data>
<key>CustomItemProperties</key>
<dict>
<key>com.apple.LSSharedFileList.TemplateSystemSelector</key>
<integer>1935822198</integer>
</dict>
<key>Icon</key>
<data>
SW1nUgAAABwAAAAAU1lTTAAAABAAAAAAdE1vdg==
</data>
<key>Name</key>
<string>Movies</string>
</dict>
</array>
</dict>
Network Browser:
Display Name: Network Browser
Application Domain: com.apple.sidebarlists
Key Name: networkbrowser
Key Type: manual
Key Value:
<dict>
<key>CustomListProperties</key>
<dict>
<key>com.apple.NetworkBrowser.backToMyMacEnabled</key>
<false/>
<key>com.apple.NetworkBrowser.bonjourEnabled</key>
<false/>
<key>com.apple.NetworkBrowser.connectedEnabled</key>
<true/>
</dict>
</dict>
System Items:
Display Name: System Items
Application Domain: com.apple.sidebarlists
Key Name: systemitems
Key Type: manual
Key Value:
<dict>
<key>ShowEjectables</key>
<true/>
<key>ShowHardDisks</key>
<true/>
<key>ShowRemovable</key>
<true/>
<key>ShowServers</key>
<true/>
<key>VolumesList</key>
<array>
<dict>
<key>EntryType</key>
<integer>16</integer>
<key>Name</key>
<string>iDisk</string>
<key>SpecialID</key>
<integer>1766093675</integer>
<key>Visibility</key>
<string>NeverVisible</string>
</dict>
<dict>
<key>EntryType</key>
<integer>16</integer>
<key>Name</key>
<string>Computer</string>
<key>SpecialID</key>
<integer>1919905652</integer>
<key>Visibility</key>
<string>AlwaysVisible</string>
</dict>
</array>