Joining the Cloaks

From: State of Mulmaster
Repeatable: Yes
Cost: 3 DT
Restrictions: Must be arcane caster, member of the cloaks, maintain a minimum of a wealthy lifestyle, you must complete this activity after every adventure in Mulmaster if you are a member of the cloaks
Effect: You are allowed to cast spells in Mulmaster

Community Service

From: City of Danger: Reconstruction
Repeatable: Yes
Cost: 10 DT + GP cost based on lifestyle
Restrictions: Persona Non-Grata story award screws with you. Lifestyle has impact.
Effect: For every 10 DT spent, you earn benefits in Mulmaster

Escaping the Mists

From: Bar-Exit article
Repeatable: Yes
Cost: 20 DT + additional DT from doing Barovian stuff
Restrictions: Must have the Demiplane of Dread story award
Effect: You get out of Barovia

Arcane Amnesty

From: ALPG Seasons 2 & 3
Repeatable: Yes?
Cost: 1 DT/level of spell
Restrictions: Must be a rank 3 or higher in Harpers, only when adventuring in and around Mulmaster
Effect: You get a arrested caster freed from prison or harsher punishment

Judge Friend

From: ALPG Seasons 2 & 3
Repeatable: Yes?
Cost: 5 DT
Restrictions: Must be a rank 3 or higher in Order of the Gauntlet, only when adventuring in and around Mulmaster
Effect: You get a Veteran who will help within a reasonable capacity but leaves after one combat or the end of the adventure

Secluded Haven

From: ALPG Seasons 2 & 3
Repeatable: Yes?
Cost: 1 DT/mount borrowed
Restrictions: Must be a rank 3 or higher in Emerald Enclave, only when adventuring in and around Mulmaster
Effect: You may borrow mounts for use during the adventure that you have to pay for if you don’t return

Hawk Association

From: ALPG Seasons 2 & 3
Repeatable: Yes?
Cost: 3 DT
Restrictions: Must be a rank 3 or higher in Lords’ Alliance, only when adventuring in and around Mulmaster
Effect: You learn a secret about the adventure you are about to participate in

Procure Illicit Goods

From: ALPG Seasons 2 & 3
Repeatable: Yes?
Cost: 2 DT
Restrictions: Must be a rank 3 or higher in Zhentarim, only when adventuring in and around Mulmaster
Effect: You can try to get an item for use during the adventure and roll on a table to see if you get it

Catching Up

From: ALPG
Repeatable: Yes
Cost: 20/100/300 DT
Restrictions: Must be level 4, 10, or 16
Effect: You advance to the next level

Faction Training

From: Faction Guide
Repeatable: Yes?
Cost: 125 DT + 125 GP
Restrictions: Must be rank 2 in your faction
Effect: You gain proficiency in a tool or language associated with your faction

Item Procurement

From: Faction Guide
Repeatable: Yes?
Cost: 50 DT + 500 gp / 100 DT + 5,000 GP
Restrictions: Must be rank 3 in your faction
Effect: You gain a magic item from your faction

Faction Philanthropist

From: Faction Guide
Repeatable: Yes?
Cost: 25 DT
Restrictions: Must be rank 4 in your faction
Effect: You provide a spellcasting service to return someone in your faction from the dead

Trading Items

From: ALPG
Repeatable: Yes?
Cost: 15 DT
Restrictions: None
Effect: You and another character exchange permanent magic items of the same rarity

Fighting Partners

From: Faction Guide
Repeatable: Yes
Cost: 5 DT
Restrictions: Must be right before adventuring together with your mentor/apprentice
Effect: All sorts of cool buffs related to doing stuff with your mentor and protege

Language and Tool Training (Apprentice)

From: Faction Guide
Repeatable: Yes?
Cost: 125 DT
Restrictions: Must be an apprentice
Effect: You gain proficiency in a tool or language that your mentor knows

Word of Advice

From: Faction Guide
Repeatable: Yes
Cost: 5 DT
Restrictions: Must be an apprentice
Effect: Advantage on a single check, save, or attack roll once during an adventure

Learn by Teaching

From: Faction Guide
Repeatable: Yes
Cost: 5 DT
Restrictions: Must be a mentor
Effect: Advantage on a single check, save, or attack roll once during an adventure

Faction Pedagogue

From: Faction Guide
Repeatable: No
Cost: 30 DT
Restrictions: Must be a mentor
Effect: Gain one renown

Help! I’ve been plane shifted!

From: AL FAQ
Repeatable: Yes?
Cost: 50 DT
Restrictions: Must be trapped on another plane
Effect: You return to Faerun

Creating a Teleportation Circle

From: AL FAQ
Repeatable: Yes?
Cost: 365 DT
Restrictions: Must be capable of casting teleportation circle
Effect: You create a permanent teleportation circle in a property you own, a temple to a faith you are in, or the permanent base of operations for a group in which you are a member

Gaining access to other teleportation circles

From: AL FAQ
Repeatable: Yes?
Cost: 10 DT/5 DT
Restrictions: Must be capable of casting teleportation circle?
Effect: You share the sigil sequence of a teleportation circle with another character. The cost is halved if you are both in the same faith or organization where the circle is located

Buying from the Princes

From: ToA Player Primer
Repeatable: Yes?
Cost: 10 DT
Restrictions: Only during Season 7 adventures or the ToA hardcover
Effect: You can buy weird stuff from the merchant princes like poison, magic items, and strange creatures

Destroying phylacteries

From: ToA DM Primer
Repeatable: Yes
Cost: 10 DT
Restrictions: Must have a phylactery from the Tomb of the Nine Gods to destroy
Effect: You roll an arcana check and gain XP if you destroy the lich’s phylactery.

Selling relics

From: ToA DM Primer
Repeatable: Yes
Cost: 30 DT
Restrictions: Must have a relic from the Tomb of the Nine Gods to sell
Effect: You gain gold equal to the higher listed price for selling a relic

Spellcasting Services

From: ALPG
Repeatable: Yes
Cost: 1 DT
Restrictions: None
Effect: You gain the benefit of a spell based on what spellcasting services are available in the adventure

Copying Spells

From: ALPG
Repeatable: Yes
Cost: 1 DT/ 8 hours of copying
Restrictions: Must be a wizard, tomelock with book of ancient secrets, or ritual caster playing in an adventure with another one of same
Effect: You copy new spells into your spell book from theirs

Crafting

From: PHB
Repeatable: Yes
Cost: 1 DT/ 5 GP in value of item
Restrictions: Must be proficient in relevant tools
Effect: You create a non-magical item (or regular potion of healing)

Practicing a Profession

From: PHB
Repeatable: Yes
Cost: Any amount of DT
Restrictions: None
Effect: You maintain a lifestyle without having to pay 1 GP/day

Recuperating

From: PHB
Repeatable: Yes
Cost: 3 DT
Restrictions: None
Effect: Make a con save to end an effect preventing you from regaining hit points or gain advantage on saves against a poison or disease currently affecting you

Training

From: PHB
Repeatable: Yes
Cost: 250 DT + 250 GP
Restrictions: None
Effect: You learn a new language or gain proficiency in a tool

Researching

From: PHB
Repeatable: Yes
Cost: ???
Restrictions: Not really available but technically permitted
Effect: None

Reading a Manual or Tome

From: Curse of Strahd Book Reference
Repeatable: Yes?
Cost: 6 DT
Restrictions: Might only apply to stat boosting manual and tome found in CoS depending on interpretation
Effect: You gain the benefit of using the Manual or Tome to increase an ability score and its cap by 2.

Establish an Outpost

From: Out of the Abyss Chapter 10
Repeatable: No?
Cost: 150 hours divided among as many players as you like
Restrictions: Must be participating in OotA, presumably in the underdark
Effect: You create an outpost where it is safe to rest