Poser files are mostley cross-platform. The major drawback for PC is if the file is compressed with Stuffit (.sit), you need to get the utility to decompress it from: http://www.aladdinsys.com ScottA- Not sure about that horizontal format, never seen it myself unless all the carridge returns are stripped-out. When decompressing PC ZIP files on a MAC you just need to set the preferences to "never" convert to MAC format, that will set the retuns properly. You can "open" PC files in most text editors on MAC also. The only thing they must have is the File Type & Creator Code set for them. This can be done with Martins' Maconverter or in ResEdit. This is the info that tells the MAC OS what application the file belonges to and will enable drag&drop. It is somewhat akin to the PC RSR files but not totaly.