I have been fined

I was fined because the GPS tracker was not working properly. What should I do?
I tried to settle an offense during the settlement period and I was unable. What should I do?
I was parked for a few minutes without a valid ticket because I exceeded the time I chose, and I have received a offense. What should I do?
I entered the incorrect city/zone. What should I do?
I made a mistake and registered the number plate incorrectly in telpark. What should I do? (Madrid)
I made a mistake and registered the number plate incorrectly in telpark. What should I do? (Spain, except Madrid)
I made a mistake and entered another vehicle’s number plate. What should I do?
I was fined and I have a ticket with telpark. What should I do?