How to convert an IBM file to a Mac file:

1. Copy file to disk
2. Eject disk
3. Start up whatever MS-DOS transfer utility you have. (Apple File Exhange will work)
4. Insert the disk containing the city
5. Copy or transfer the file to your SimCity folder
6. Start the ResEdit program on your Mac
7. Pull down the File menu in ResEdit and select the Open Command
8. Open the city file by clicking on it's name in the Open File dialog box
9. You will get the message "The file 'MyCity.sc2' has no resource fork. Opening it will add one. Do you wish to open it?" Click the OK button.
10. Pull down the File menu and select Get Info for MyCity.sc2
11. In the Get Info dialog box that next appears, type in CITY for the Type and SCDH for the Creator.
12. Pull down the File menu and select Close
13. The next dialog box will ask "Save MyCity.sc2 before closing?' Click Yes.
14. Exit ResEdit
15. Start SimCity 2000 for the Mac and Load the city. It should work.

You can use other IBM-to-MAC utilities for example FileBuddy which is Public-Domain ShareWare.

How to convert an IBM file to a Mac file using FileBuddy.

1. Drag the PC City file onto FileBuddy.
2. It'll launch with the PC city file open.
3. Pull down the File menu and select Info.
4. Set the Type to CITY and the Creator to SCDH, then save.
5. It will write over the PC city file with a Mac version.

How to convert a Mac file to an IBM file:

1. Copy the city file to a DOS disk using the Apple File Exchange Utility or some other DOS file exhange program that allows you to read MS-DOS disks on the Mac.
2. Rename the file with a name that can include up to 8 characters followed by a period and the characters SC2 (for example MYCITY.SC2). No spaces area allowed between characters.
3. Once you have copied the file to an MS-DOS diskette, you can now carry it over to your IBM, insert the disk and copy the file to your SimCity sub-directory.
4. Start SimCity 2000 for the IBM and Load the city. It should work.