Unless you have a farm or a large piece of land where it can graze, owning an alpaca would not be kind. You would need more than one as they are herd animals. If you don't have the right conditions, your parents would be in the right to say no.
You cant convince your parent's because they have a good IQ your parents not be tricked by anyone.
The best way to talk to your parents is honestly and openly. If you tell them your in love and be honest they will likely respect you choice.
Honestly, you can't convince them. Either they will let you or they won't.
The best way to convince your parents to get you a music computer is to first explain to them what it is and what it does. Then explain to them how if fits into your goals and your interests.
tell them
How do I convince my parents to move my family to LA
you say parents are going with
Convince them about all the great things and new challenges you will face . Maybe convince them about what their intrests are .
lololol
get a job
tell them ur tired
jk;.i;hopi