'Floats Mobile Agent' (click here) can be used to grab texts via bluetooth, but as far as I am aware, it can only be used with Sony Ericsson's.
As for voicemail, I think it is actually stored on your providers sytem's, not your phone.
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Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.