Just talk to Gypsy Aris.
No.
Runescape is a free online role playing game. According to the Runescape information page, there are 23 free quests that a person may play. Members who choose to pay more may play an additional 165 quests.
For help on quests, try using the RuneScape Wiki
By tasks, you mean quests? Special quests would be only out on holidays.
You find all the quests in the quest list, click on the quest tab.
A lot of quest give you exp lamps. You can also check the reward of the quest before you start it.
The Smithing Quest
no
No.
Dorics quest.
LOts of quests offer money. Doing achievement diary also gives you money.
Traveling to different places in Runescape, doing quests and holiday activities will unlock music for you.