Farmville 2 Rocks For Walter: Polishing A Rock
It takes some elbow grease to have great looking rocks!.

Task 1: Collect 3 Rock Polishes
Solution: Ask friends
Task 2: Make 2 Rope vases
Solution: Go to workshop and make 2 Rope Vases. You'll need rope and white lilies
Task 3: Go Fishing 5 times.
Solution: Go fishing 5 times.
Reward After Completing Rocks For Walter: Polishing A Rock
2 favors, 90 xp, 900 coins and 1 crystal geode
