EmailCorrect *emailCorrector = [[[EmailCorrect alloc] init] autorelease];

// Validate an email address, offer a suggestion if the domain is invalid
EmailCorrectionHandler correctionHandler = ^(NSString *triedEmail, NSString *correction, NSString *email) {
	UIAlertView *alert = [[[UIAlertView alloc] init] autorelease];
	[alert setTitle:[NSString stringWithFormat:@"Did you mean %@?", correction]];
	NSString *message = [NSString stringWithFormat:@"Tried to use the invalid email %@, did you mean %@?", triedEmail, email];
	[alert setMessage:message];
	[alert addButtonWithTitle:@"Yes"];
	[alert addButtonWithTitle:@"No"];
	[alert show];
};
EmailValidHandler validHandler = ^(NSString *email) {
	NSLog(@"%@", [NSString stringWithFormat:@"Success! Email address '%@' is valid", email]);
};
EmailInvalidHandler invalidHandler = ^(NSString *invalidEmail) {
	NSLog(@"%@", [NSString stringWithFormat:@"Failed! Email address '%@' is invalid", invalidEmail]);
};
NSString *needsCorrection = @"[email protected]";
// Shows an alert view suggesting the domain be changed to '.com'
[emailCorrector validateEmailAddress:needsCorrection
                                       validHandler:validHandler
                                     invalidHandler:invalidHandler
                                  correctionHandler:correctionHandler];

// Check if an email is valid
[emailCorrector isValidEmail:@"[email protected]"];

// Check if a domain is valid
[emailCorrector isValidDomain:@".com"];

// Offer a suggestion for an invalid domain
NSString *suggestion = [emailCorrector correctionForDomain:@".con"];
NSLog(@"You typed '.con' did you mean '%@'?", suggestion);
// Prints
You typed '.con' did you mean '.com'?