yes go to skyrim wikia.
You have to have the perk, which requires 30 smithing.
Dawnguard is the expansion that adds the werewolf perk tree, without that, you can't get werewolf perks.
No, only arrows are present then pickpocketing or looting.
You can only sell stolen items in Skyrim, The Elder Scrolls V, to a fetch in the thieves guild or regular merchants after you have bought the perk that allows you to.
You have to have one of the perks that allow you to do it. If you have the perk, draw your arrow, then hold the secondary weapon button.
If you have the pro version of the hardline perk, you can double tap your care package button (depending on your console or button layout) and it will be rerolled.
A credit card perk is cash back.
Assuming you have the prerequisites of having progressed in the thieves guild and purchased the bribery perk, you just need to get into trouble, talk to a guard and bribe them.
Highlight the perk, press square (or whatever button for your console) and read about the challenges required.
81 because that is the highest level and you only get 1 perk point per level
You use the anvil at any blacksmith's, or you could use the Skyforge. Remember you need 100 Smithing so you can take the 'Dragon' Smithing perk.
Yes. You need the Arcane Smithing perk from the Smithing tree, before you can improve enchanted items. They 'count' as Daedric for the 'improve twice as much' bonus given by perks on the Smithing tree, so you can improve them normally with just Arcane Smithing, and twice as much with the Daedric perk.