I post on my WordPress, which xposts to Dreamwidth, which then xposts to LJ, which then xposts to Facebook. The only hangup is that the WP to DW export somehow sets comments to "disabled" on both DW and LJ, but a visit to DW to reset fixes both DW and LJ.

The beauty of that posting method is that then original material and pictures are on my own website, at my own webaddress, so technically, none of 'em--DW, LJ, FB are the original site for any of my material. A slight technicality, but given the various discussions regarding rights and the like...