If you are not comfortable with the small font size of iPad’s Mail, Notes apps then there is an option to make font size larger, you can do this by following the steps written below.
On Home screen of your iPad tap on “Settings” icon
Tap “General” > “Accessibility”
In right panel under Accessibility tap on “Large Text”
Choose any size of font size from available list of options and tap on Home button to make the change affective
Done! The font size is changed for Contacts, Mail messages and Notes on your iPad 2.