diff --git a/TODO.md b/TODO.md
index 8a3709f..4f632e2 100644
--- a/TODO.md
+++ b/TODO.md
@@ -79,9 +79,9 @@
 ## Short-Term Todos
 
 - [ ] add `disabledHint` to `userActions` to generate hint about how to enable an action
-- [ ] add an action to sell purchasables and regain some portion of their cost
+- [x] add an action to sell purchasables and regain some portion of their cost
 - [ ] add a `policy` resource type that can be toggled on or off
-- [ ] remove recruitment effects of credibility (that will be for notoriety instead)
+- [x] remove recruitment effects of credibility (that will be for notoriety instead)
 
 ## Long-Term Ideas
 
diff --git a/src/model/GameConfig.ts b/src/model/GameConfig.ts
index 110aa9d..7b43d0c 100644
--- a/src/model/GameConfig.ts
+++ b/src/model/GameConfig.ts
@@ -71,6 +71,7 @@ class GameConfig {
   public cfgCredibilityFollowerLossTime = 10000;
   public cfgCredibilityRestoreRate = 0.25;
   public cfgCryptoReturnAmount = 1;
+  public cfgDefaultSellMultiplier = 0.5;
   public cfgFollowerGainLossLogTimer = 10000;
   public cfgPassiveMax = 100;
   public cfgPastorRecruitRate = 0.01;
diff --git a/src/model/resource/Church.ts b/src/model/resource/Church.ts
index 24986ae..aa9c753 100644
--- a/src/model/resource/Church.ts
+++ b/src/model/resource/Church.ts
@@ -8,7 +8,10 @@ class Church extends Infrastructure {
       'churches',
       `Preaching grounds for ${formatNumber(
         config.cfgCapacity.churches?.pastors ?? 0
-      )} pastors.`
+      )} pastors.`,
+      true,
+      undefined,
+      undefined
     );
     this.cost.money = config.cfgInitialCost.churches;
     this._costMultiplier.money = config.cfgCostMultiplier.churches;
diff --git a/src/model/resource/Compound.ts b/src/model/resource/Compound.ts
index 8310f4d..27382ff 100644
--- a/src/model/resource/Compound.ts
+++ b/src/model/resource/Compound.ts
@@ -6,7 +6,8 @@ class Compound extends Infrastructure {
       'Compounds',
       'compound',
       'compounds',
-      'Provides space for tents, houses, and churches and a place to hide more money.'
+      'Provides space for tents, houses, and churches and a place to hide more money.',
+      true
     );
     this.cost.money = config.cfgInitialCost.compounds;
     this._costMultiplier.money = config.cfgCostMultiplier.compounds;
diff --git a/src/model/resource/Credibility.ts b/src/model/resource/Credibility.ts
index 0af14e3..8315525 100644
--- a/src/model/resource/Credibility.ts
+++ b/src/model/resource/Credibility.ts
@@ -6,7 +6,7 @@ class Credibility extends Passive {
       'Credibility',
       'credibility',
       'credibilities',
-      'Affects your ability to recruit and retain followers.'
+      'Affects your ability to retain followers and collect tithes.'
     );
     this.value = config.cfgPassiveMax;
   }
diff --git a/src/model/resource/CryptoCurrency.ts b/src/model/resource/CryptoCurrency.ts
index 4eb2496..4a799a1 100644
--- a/src/model/resource/CryptoCurrency.ts
+++ b/src/model/resource/CryptoCurrency.ts
@@ -6,7 +6,8 @@ class CryptoCurrency extends Purchasable {
       'FaithCoin',
       'faithcoin',
       'faithcoins',
-      "A crypto coin that can't be spent directly, but provides a steady stream of passive income."
+      "A crypto coin that can't be spent directly, but provides a steady stream of passive income.",
+      true
     );
     this.cost.money = config.cfgInitialCost.cryptoCurrency;
     this._costMultiplier.money = config.cfgCostMultiplier.cryptoCurrency;
diff --git a/src/model/resource/Follower.ts b/src/model/resource/Follower.ts
index 3d3dc26..dc3542c 100644
--- a/src/model/resource/Follower.ts
+++ b/src/model/resource/Follower.ts
@@ -44,8 +44,9 @@ class Follower implements IResource {
     inc += pastors * state.config.cfgPastorRecruitRate;
 
     // credibility adjustment
-    const creds = state.resource.credibility;
-    if (creds?.max !== undefined) inc *= creds.value / creds.max(state);
+    // this should be based on notoriety instead
+    /*const creds = state.resource.credibility;
+    if (creds?.max !== undefined) inc *= creds.value / creds.max(state);*/
 
     return inc;
   }
@@ -119,8 +120,8 @@ class Follower implements IResource {
           const followers = this._followerDests[rkey];
           if (religion !== undefined && followers !== undefined) {
             if (msg !== '') msg += ', ';
-            msg += `${formatNumber(followers)} ${
-              followers > 1 ? religion.pluralName : religion.singularName
+            msg += `${formatNumber(followers)} became ${
+              followers > 1 ? religion.pluralName : 'a ' + religion.singularName
             }`;
             total += followers;
             delete this._followerDests[rkey];
@@ -166,14 +167,15 @@ class Follower implements IResource {
     }
 
     // chance to fail increases as credibility decreases
-    const creds = state.resource.credibility;
+    // this should be based on notoriety instead
+    /*const creds = state.resource.credibility;
     if (creds?.max !== undefined) {
       const ratio = Math.ceil(creds.value) / creds.max(state);
       if (Math.random() > ratio) {
         state.log('Your recruitment efforts failed.');
         return;
       }
-    }
+    }*/
 
     this._lastRecruitmentLog = 0; // always log on click
     this.addValue(1, state);
diff --git a/src/model/resource/House.ts b/src/model/resource/House.ts
index 1797a3d..ae69ca0 100644
--- a/src/model/resource/House.ts
+++ b/src/model/resource/House.ts
@@ -8,7 +8,8 @@ class House extends Infrastructure {
       'houses',
       `Provides room to house ${formatNumber(
         config.cfgCapacity.houses?.followers ?? 0
-      )} followers.`
+      )} followers.`,
+      true
     );
     this.cost.money = config.cfgInitialCost.houses;
     this._costMultiplier.money = config.cfgCostMultiplier.houses;
diff --git a/src/model/resource/Megachurch.ts b/src/model/resource/Megachurch.ts
index 0cf9c9d..c8d39ca 100644
--- a/src/model/resource/Megachurch.ts
+++ b/src/model/resource/Megachurch.ts
@@ -8,7 +8,8 @@ class Megachurch extends Infrastructure {
       'megachurches',
       `Room for ${formatNumber(
         config.cfgCapacity.megaChurches?.pastors ?? 0
-      )} pastors`
+      )} pastors`,
+      true
     );
     this.cost.money = config.cfgInitialCost.megaChurches;
     this._costMultiplier.money = config.cfgCostMultiplier.megaChurches;
diff --git a/src/model/resource/Money.ts b/src/model/resource/Money.ts
index b80a9a8..88fbe5c 100644
--- a/src/model/resource/Money.ts
+++ b/src/model/resource/Money.ts
@@ -85,9 +85,11 @@ class Money implements IResource {
     if (followers !== undefined) {
       state.log(
         `You collected $${formatNumber(amount)} from ${formatNumber(
-          followers.value
+          Math.floor(followers.value)
         )} ${
-          followers.value > 1 ? followers.pluralName : followers.singularName
+          Math.floor(followers.value) > 1
+            ? followers.pluralName
+            : followers.singularName
         }.`
       );
     } else {
diff --git a/src/model/resource/Pastor.ts b/src/model/resource/Pastor.ts
index 0267d3c..e535fe9 100644
--- a/src/model/resource/Pastor.ts
+++ b/src/model/resource/Pastor.ts
@@ -34,11 +34,16 @@ class Pastor extends Job {
     if (this._timeSinceLastTithe >= state.config.cfgTimeBetweenTithes) {
       const money = state.resource.money;
       const followers = state.resource.followers;
+      let tithable = Math.floor((followers?.value ?? 0) - this.value);
+      // bad credibility makes people not tithe
+      const creds = state.resource.credibility;
+      if (creds?.max !== undefined) {
+        tithable = Math.floor(tithable * (creds.value / creds.max(state)));
+      }
       let tithed = Math.floor(
         this.value * state.config.cfgPastorTitheCollectionFollowerMax
       );
-      if (Math.floor(followers?.value ?? 0) < tithed)
-        tithed = Math.floor(followers?.value ?? 0);
+      if (tithable < tithed) tithed = tithable;
       let collected = tithed * state.config.cfgTitheAmount;
       if (
         money?.max !== undefined &&
diff --git a/src/model/resource/Purchasable.ts b/src/model/resource/Purchasable.ts
index f83b0bc..f41c3a2 100644
--- a/src/model/resource/Purchasable.ts
+++ b/src/model/resource/Purchasable.ts
@@ -23,6 +23,7 @@ abstract class Purchasable implements IResource {
   ];
 
   protected _costMultiplier: ResourceNumber = {};
+  protected _sellMultiplier?: number | ResourceNumber;
   protected _isUnlocked = false;
 
   constructor(
@@ -30,9 +31,23 @@ abstract class Purchasable implements IResource {
     public readonly singularName: string,
     public readonly pluralName: string,
     public readonly description: string,
-    private readonly _purchaseButtonText: string = 'Purchase',
-    private readonly _purchaseDescription: string = `Buy a ${singularName}.`
-  ) {}
+    canSell = false,
+    private readonly _purchaseButtonText = 'Purchase',
+    private readonly _purchaseDescription = `Buy a ${singularName}.`,
+    private readonly _sellButtonText = 'Sell',
+    private readonly _sellDescription = `Sell a ${singularName}.`
+  ) {
+    if (canSell) {
+      this.userActions.push({
+        name: this._sellButtonText,
+        description: this._sellDescription,
+        isEnabled: (_state: GameState): boolean => this.value > 0,
+        performAction: (state: GameState): void => {
+          this._sell(state);
+        },
+      });
+    }
+  }
 
   public addValue(amount: number, _state: GameState): void {
     this.value += amount;
@@ -50,7 +65,12 @@ abstract class Purchasable implements IResource {
   }
 
   protected _purchaseLog(amount: number, _state: GameState): string {
-    return `You purchased ${amount} ${
+    let verb = 'purchased';
+    if (amount < 0) {
+      verb = 'sold';
+      amount *= -1;
+    }
+    return `You ${verb} ${amount} ${
       amount > 1 ? this.pluralName : this.singularName
     }.`;
   }
@@ -67,4 +87,28 @@ abstract class Purchasable implements IResource {
       }
     }
   }
+
+  private _sell(state: GameState): void {
+    if (this.value <= 0) return;
+    const costBack: ResourceNumber = {};
+    for (const key in this.cost) {
+      const rkey = <ResourceKey>key;
+      let cost = this.cost[rkey];
+      if (cost === undefined) continue;
+      // revert cost multiplier
+      cost /= this._costMultiplier[rkey] ?? 1;
+      this.cost[rkey] = cost;
+      const multiplier =
+        this._sellMultiplier === undefined
+          ? state.config.cfgDefaultSellMultiplier
+          : typeof this._sellMultiplier === 'number'
+          ? this._sellMultiplier
+          : this._sellMultiplier[rkey] ?? state.config.cfgDefaultSellMultiplier;
+      // penalize return on used item
+      costBack[rkey] = cost * -1 * multiplier;
+      state.deductCost(costBack);
+    }
+    this.value -= 1;
+    state.log(this._purchaseLog(-1, state));
+  }
 }
diff --git a/src/model/resource/Research.ts b/src/model/resource/Research.ts
index 88a1f9a..4d5ef0f 100644
--- a/src/model/resource/Research.ts
+++ b/src/model/resource/Research.ts
@@ -15,6 +15,7 @@ abstract class Research extends Purchasable {
       singularName,
       pluralName,
       description,
+      false,
       'Learn',
       'Complete this research.'
     );
diff --git a/src/model/resource/Tent.ts b/src/model/resource/Tent.ts
index 9786d82..deff908 100644
--- a/src/model/resource/Tent.ts
+++ b/src/model/resource/Tent.ts
@@ -8,7 +8,8 @@ class Tent extends Infrastructure {
       'tents',
       `Provides room to house ${formatNumber(
         config.cfgCapacity.tents?.followers ?? 0
-      )} followers.`
+      )} followers.`,
+      true
     );
     this.cost.money = config.cfgInitialCost.tents;
     this._costMultiplier.money = config.cfgCostMultiplier.tents;