-use module1.rom.idehack instead of the standard version
-use CED/GoldED or a decent editor to edit the Startup-sequence. *Do not use* ED/MEmacs/Notepad as they don't support lines longer than 255chars and trunk the lines.
-do not use ROM3.1. Use fakerom.elf ...If you want paula audio and floppy drive use the modules extracted by Skolman or extract them your self using Luciferin or REMUS.
-Set your resetlevel correctly.
-Use old SFS 68k versions to format the drive.