hey io used ibooks author and the tickets are
-Text Quality
Text font size must be consistent for the body of the text throughout the book. Spelling and grammar must be correct.
The following issues are critical errors:
- Pages comprised entirely of text but submitted as scanned images.
- Text and characters submitted as images (diacritical marks, ligature marks, and language characters)
- Spaces and hyphens in the middle of words where not grammatically correct
- Illegible, cut off, or incorrect characters
-Formatting
The book must contain proper formatting. Paragraph indents or line breaks after paragraphs are required.
The book content must not overlap or lack proper spacing.