I deleted my notes on my iPhone 3G and tried to restore them with the backup I had on iTunes. But when I plugged it in it started to auto-sync. And now the last backup is that one without the info I need.
Can I get the backup history from iTunes?? How can I restore my notes??
Run a scan with iphone backup extractor trial version with your responsability and see if this can help to recover notes
http://www.iphonebackupextractor.com/
Reincubate should be similar
http://www.reincubate.com/labs/iphone-backup-extractor-how-extract-files-iphone-backup-windows/#http://s.reincubate.com/res/i/labs/iphonebe/3_wizard.png
How To Recover data from an iPhone backup
http://geekyninja.com/archives/how-to-recover-data-contacts-sms-notes-from-the-iphone-backup-files/