As nobody official has posted I thought I make sure everyone on here knows ....

Spark Have A major system upgrade going on over the weekend

http://www.spark.co.nz/itupdates

Big things to note

During the outage, you will be unable to:

• Receive usage alerts for your mobile and broadband services
• Top up a Prepaid mobile
• Check your prepaid balances and usage
• Add Extras or change your mobile, landline or broadband services
• Use MySpark or the Spark Smartphone App
• Check usage meters in MySpark
• Sign up to Spark Free WiFi
• Use TXT-a-Park or text voting services
• Use our online store at spark.co.nz

and the staff cannot get around this; the systems been upgraded are the ones we use...

edit: add link