diff --git a/DefaultLayout.lua b/DefaultLayout.lua
index 40d1b84..e46ee89 100644
--- a/DefaultLayout.lua
+++ b/DefaultLayout.lua
@@ -139,7 +139,7 @@
     local shopProducts = {}
     if categories[selectedCategory] then
         catName = categories[selectedCategory].name
-        shopProducts = renderHelpers.getDisplayedProducts(categories[selectedCategory].products, props.configState.config.settings)
+        shopProducts = renderHelpers.getDisplayedProducts(categories[selectedCategory].products, props.configState.config.settings, props.shopState.selectedCurrency)
     end
     local productsHeight = display.bgCanvas.height - headerHeight - footerHeight - 2
     local heightPerProduct = math.floor(productsHeight / #shopProducts)
diff --git a/config.lua b/config.lua
index 1d9c557..0fd79d3 100644
--- a/config.lua
+++ b/config.lua
@@ -5,6 +5,7 @@
     },
     settings = {
         hideUnavailableProducts = false,
+        hideNegativePrices = true,
         pollFrequency = 30,
         categoryCycleFrequency = -1,
         activityTimeout = 60,
diff --git a/configDefaults.lua b/configDefaults.lua
index 4606ede..36c0e69 100644
--- a/configDefaults.lua
+++ b/configDefaults.lua
@@ -4,6 +4,7 @@
     },
     settings = {
         hideUnavailableProducts = false,
+        hideNegativePrices = true,
         pollFrequency = 30,
         categoryCycleFrequency = -1,
         activityTimeout = 60,
diff --git a/core/ShopState.lua b/core/ShopState.lua
index e885412..2524084 100644
--- a/core/ShopState.lua
+++ b/core/ShopState.lua
@@ -438,7 +438,7 @@
                     local prices = {}
                     local nbt = nil
                     local predicates = nil
-                    if not product.bundle and not product.hidden then
+                    if not product.bundle and not product.hidden and product.modid then
                         if product.predicates then
                             nbt = nil -- TODO: Can we get an nbt hash?
                             predicates = product.predicates
@@ -456,12 +456,25 @@
                             else
                                 requiredMeta = product.address
                             end
-                            table.insert(prices, {
-                                value = product.price / currency.value,
-                                currency = currencyName,
-                                address = address,
-                                requiredMeta = requiredMeta
-                            })
+
+                            local price = product.price / currency.value
+
+                            if product.priceOverrides then
+                                for _, override in pairs(product.priceOverrides) do
+                                    if override.currency == currency.id then
+                                        price = override.price
+                                    end
+                                end
+                            end
+
+                            if price >= 0 then
+                                table.insert(prices, {
+                                    value = price,
+                                    currency = currencyName,
+                                    address = address,
+                                    requiredMeta = requiredMeta
+                                })
+                            end
                         end
                         table.insert(items, {
                             prices = prices,
diff --git a/core/schemas.lua b/core/schemas.lua
index 5a44e1e..7234b06 100644
--- a/core/schemas.lua
+++ b/core/schemas.lua
@@ -6,6 +6,7 @@
     },
     settings = {
         hideUnavailableProducts = "boolean",
+        hideNegativePrices = "boolean",
         pollFrequency = "number",
         categoryCycleFrequency = "number",
         activityTimeout = "number",
diff --git a/radon.lua b/radon.lua
index e855481..3982b13 100644
--- a/radon.lua
+++ b/radon.lua
@@ -1,4 +1,4 @@
-local version = "1.3.30"
+local version = "1.3.31"
 local configHelpers = require "util.configHelpers"
 local schemas       = require "core.schemas"
 local ScanInventory = require("core.inventory.ScanInventory")
diff --git a/util/renderHelpers.lua b/util/renderHelpers.lua
index 2a3798d..2c85306 100644
--- a/util/renderHelpers.lua
+++ b/util/renderHelpers.lua
@@ -1,12 +1,17 @@
 local bigFont = require("fonts.bigfont")
 local smolFont = require("fonts.smolfont")
+local Pricing = require("core.Pricing")
 
-local function getDisplayedProducts(allProducts, settings)
+local function getDisplayedProducts(allProducts, settings, currency)
     local displayedProducts = {}
     for i = 1, #allProducts do
         local product = allProducts[i]
         product.id = i
-        if not settings.hideUnavailableProducts or (product.quantity and product.quantity > 0) then
+        local productPrice = Pricing.getProductPrice(product, currency)
+        if
+            (not settings.hideUnavailableProducts or (product.quantity and product.quantity > 0))
+            and (not settings.hideNegativePrices or (productPrice and productPrice >= 0))
+            then
             table.insert(displayedProducts, product)
         end
     end