diff --git a/src/app.rs b/src/app.rs
index 05b6126..b162293 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -11,8 +11,10 @@ use tokio::{
     time::sleep,
 };
 
-use crate::literature::{
-    Publication, SnowballingHistory, get_publication_by_id,
+use crate::{
+    app::common::Component,
+    literature::{Publication, SnowballingHistory, get_publication_by_id},
+    status_error, status_info,
 };
 
 use seeding::{SeedingAction, SeedingComponent};
@@ -55,14 +57,6 @@ pub enum Action {
     Global(GlobalAction),
 }
 
-pub trait Component<T> {
-    fn handle_action(
-        &mut self,
-        action: T,
-        tx: &mpsc::UnboundedSender<Action>,
-    ) -> Result<(), SendError<Action>>;
-}
-
 impl From<GlobalAction> for Action {
     fn from(action: GlobalAction) -> Self {
         Action::Global(action)
@@ -109,34 +103,6 @@ pub struct App {
     pub action_tx: &'static mpsc::UnboundedSender<Action>,
 }
 
-#[allow(unused_macros)]
-macro_rules! status_info {
-    ($action_tx:expr, $text:expr, $($args:expr)*) => {
-        $action_tx.send(
-            GlobalAction::ShowStatusMessage(StatusMessage::Info(format!($text, $($args)*)))
-                .into(),
-        )
-    };
-}
-#[allow(unused_macros)]
-macro_rules! status_warn {
-    ($action_tx:expr, $text:expr, $($args:expr)*) => {
-        $action_tx.send(
-            GlobalAction::ShowStatusMessage(StatusMessage::Warning(format!($text, $($args)*)))
-                .into(),
-        )
-    };
-}
-#[allow(unused_macros)]
-macro_rules! status_error {
-    ($action_tx:expr, $text:expr $(, $args:expr)*) => {
-        $action_tx.send(
-            GlobalAction::ShowStatusMessage(StatusMessage::Error(format!($text, $($args)*)))
-                .into(),
-        )
-    };
-}
-
 // TODO: Implement moving through steps and iterations (populating pending papers)
 // TODO: Implement exclusion and inclusion of papers (e.g., X and Y chars)
 // TODO: Implement possibility of pushing excluded papers back into pending
diff --git a/src/app/common.rs b/src/app/common.rs
index e69de29..0de64eb 100644
--- a/src/app/common.rs
+++ b/src/app/common.rs
@@ -0,0 +1,44 @@
+use tokio::sync::mpsc::{self, error::SendError};
+
+use crate::app::Action;
+
+#[allow(unused_macros)]
+#[macro_export]
+macro_rules! status_info {
+    ($action_tx:expr, $text:expr, $($args:expr)*) => {
+        $action_tx.send(
+            GlobalAction::ShowStatusMessage(StatusMessage::Info(format!($text, $($args)*)))
+                .into(),
+        )
+    };
+}
+
+#[allow(unused_macros)]
+#[macro_export]
+macro_rules! status_warn {
+    ($action_tx:expr, $text:expr, $($args:expr)*) => {
+        $action_tx.send(
+            GlobalAction::ShowStatusMessage(StatusMessage::Warning(format!($text, $($args)*)))
+                .into(),
+        )
+    };
+}
+
+#[allow(unused_macros)]
+#[macro_export]
+macro_rules! status_error {
+    ($action_tx:expr, $text:expr $(, $args:expr)*) => {
+        $action_tx.send(
+            GlobalAction::ShowStatusMessage(StatusMessage::Error(format!($text, $($args)*)))
+                .into(),
+        )
+    };
+}
+
+pub trait Component<T> {
+    fn handle_action(
+        &mut self,
+        action: T,
+        tx: &mpsc::UnboundedSender<Action>,
+    ) -> Result<(), SendError<Action>>;
+}
diff --git a/src/app/seeding.rs b/src/app/seeding.rs
index a436424..e6076e0 100644
--- a/src/app/seeding.rs
+++ b/src/app/seeding.rs
@@ -1,10 +1,7 @@
 use serde::{Deserialize, Serialize};
 use tokio::sync::mpsc::{self, error::SendError};
 
-use crate::{
-    app::{Action, Component},
-    literature::Publication,
-};
+use crate::{app::Action, app::common::Component, literature::Publication};
 
 #[derive(Clone, Debug)]
 pub enum SeedingAction {
diff --git a/src/app/snowballing.rs b/src/app/snowballing.rs
index 38c2de6..d39f3ab 100644
--- a/src/app/snowballing.rs
+++ b/src/app/snowballing.rs
@@ -3,7 +3,7 @@ use serde::{Deserialize, Serialize};
 use tokio::sync::mpsc;
 use tokio::sync::mpsc::error::SendError;
 
-use crate::app::{Action, Component};
+use crate::app::{Action, common::Component};
 use crate::literature::Publication;
 
 #[derive(Serialize, Deserialize, Default, PartialEq)]