//you can use the shared instance
FCIPAddressGeocoder *geocoder = [FCIPAddressGeocoder sharedGeocoder];

//or create a new geocoder
FCIPAddressGeocoder *geocoder = [FCIPAddressGeocoder new];

//or create a new geocoder which uses a custom instance of the FreeGeoIP service [installed on your own server](https://github.com/fiorix/freegeoip#install).
FCIPAddressGeocoder *geocoder = [FCIPAddressGeocoder initWithURL:"http://localhost:8080/"];

//IP Address geocoding (geocoding results are cached for 1 minute)
[geocoder geocode:^(BOOL success) {

    if(success)
    {
        //you can access the location info-dictionary containing all informations using 'geocoder.locationInfo'
        //you can access the location using 'geocoder.location'
        //you can access the location city using 'geocoder.locationCity' (it could be nil)
        //you can access the location country using 'geocoder.locationCountry'
        //you can access the location country-code using 'geocoder.locationCountryCode'
    }
    else {
        //you can debug what's going wrong using: 'geocoder.error'
    }
}];

//check if geocoding
[geocoder isGeocoding]; //returns YES or NO

//cancel geocoding
[geocoder cancelGeocode];