There are two ways to get XP, or experience points in Farmville.
Helping tasks include: plow fields, clean up leaves, scare away crows, etc.
Every plot you plow earns you +1XP
If you need larger, quicker quantities of XP open your wallet.
Here's a breakdown of how much each item will earn you in XP
- Buying and deleting hay bales is supposedly the quickest way to get XP!