Hi Chris,
you can look at \inc\filedialogs.inc (FileDialog) in combination with \inc\OxideUtil.inc (MayPutFile). In Forger_o2 examples there is app_two, app_three, app_four with file dialogs which can be adapted (dofilesave). There is also a SaveFileDialog in projectsB\Scintilla\AsciEdit2.o2bas
Roland