Okay, this will probably be useless since I have no SSes and I can't remember what the exp for it is, but here we go.
Legend of the Snail: Over Lv. 20
1)Talk to Pia, receive "Legend of the Snail" book
2) Take this to Jay.
3) This will open a new quest: "Snail Hunt"
Snail Hunt: Over Lv. 20
1) Talk to Pia again(after returning the book)
2) Talk to Wing the Fairy
3) Find 10 Red Snail Shell, 10 Blue Snail Shell, and 10 Snail Shell.
4) Return to Wing the Fairy
5) This opens the quest "The Old Snail"
The Old Snail: Over Lv. 20
1) Talk to Wing the Fairy
2) Hunt for Rainbow Colored Snail Shell(dropped by Mano, who spawns on Thicket Around the Beach III. Keep in mind this is a Use item and is untradeable)
3) Return to Pia.
The Old Tree: Over Lv. 35
1) Talk to Winston.
2) This opens up several quests, all with the phrase "Truth of the Rumor"
((These can be done in any order, but you have to do them all before proceeding))
Truth of the Rumor-Blackbull: Over Lv. 35
1) Talk to Blackbull
Truth of the Rumor-Ayan: Over Lv. 35
1) Talk to Ayan
Truth of the Rumor-Manji: Over Lv. 35
1) Talk to Manji
Truth of the Rumor-Dances With Balrog: Over Lv. 35
1) Talk to Dances With Balrog
Truth of the Rumor-Betty: Over Lv. 35
1) Talk to Betty
(Can't remember the name): Over Lv. 35
1) Talk to Winston
2) Collect 100 Very Dry Tree Branch from Dark Axe Stump
3) Return to Winston
Monsterous Tree Stumpy
1) Talk to Winston
2) Defeat Stumpy(who spawns on Perion East Rocky Mountain VI)
3) Talk to Winston again
I'll edit it when I get the names and the exp^^