diff --git a/src/cmd_add.rs b/src/cmd_add.rs
index ca5608a..973e282 100644
--- a/src/cmd_add.rs
+++ b/src/cmd_add.rs
@@ -1,3 +1,4 @@
+use crate::cmd_list;
 use crate::model::Task;
 use crate::services::{ContentGetter, ContentSetter, StringOutputer, UserCmdRunner};
 use crate::tasks::{add_line_in_contents, get_all_tasks};
@@ -40,15 +41,14 @@ pub fn cmd_add(
     let new_line = format!("- [ ] {}", task_name);
 
     let result = add_line_in_contents(content_getter, line_num, new_line.clone())?;
-    outputer.info(format!("{}", result));
 
-    let set_result = content_setter.set_contents(result);
+    content_setter.set_contents(result)?;
 
     let new_task = Task {
         name: task_name.clone(),
         line: new_line,
         line_num: line_num,
-        is_completed: false,
+        is_checked: false,
         is_focused: false,
         num: task_num,
     };
@@ -65,5 +65,5 @@ pub fn cmd_add(
         Err(e) => return Err(e),
     };
 
-    set_result
+    cmd_list(outputer, content_getter)
 }
diff --git a/src/cmd_check.rs b/src/cmd_check.rs
index 93592b9..8673bd4 100644
--- a/src/cmd_check.rs
+++ b/src/cmd_check.rs
@@ -9,7 +9,7 @@ pub fn cmd_check(
     content_setter: &dyn ContentSetter,
     user_cmd_runner: &dyn UserCmdRunner,
     args: Vec<String>,
-    completed: bool,
+    checked: bool,
 ) -> Result<(), String> {
     let rank_one_based = match get_cmd_rank_arg(args)? {
         None => return cmd_list(outputer, content_getter),
@@ -23,16 +23,16 @@ pub fn cmd_check(
 
     let task = &tasks[rank_one_based - 1];
 
-    if completed && task.is_completed {
+    if checked && task.is_checked {
         outputer.info(format!("Already checked: [{}] {}", task.num, task.name));
         return Ok(());
-    } else if !completed && !task.is_completed {
+    } else if !checked && !task.is_checked {
         outputer.info(format!("Already unckecked: [{}] {}", task.num, task.name));
         return Ok(());
     }
 
-    let checked_line = toggle_line_completion(task.line.clone(), completed);
-    let action = if completed { "Checked" } else { "Unchecked" };
+    let checked_line = toggle_line_completion(task.line.clone(), checked);
+    let action = if checked { "Checked" } else { "Unchecked" };
     outputer.info(format!("{}: [{}] {}", action, task.num, task.name));
 
     let replaced_content =
@@ -41,16 +41,16 @@ pub fn cmd_check(
     let result = content_setter.set_contents(replaced_content);
 
     let mut updated_task = task.clone();
-    updated_task.is_completed = completed;
+    updated_task.is_checked = checked;
     updated_task.line = checked_line;
 
     match user_cmd_runner.build(
         String::from("check"),
-        String::from(if completed { "CHECK" } else { "UNCHECK" }),
+        String::from(if checked { "CHECK" } else { "UNCHECK" }),
         format!(
             "Marked \"{}\" as {}",
             task.name,
-            if completed { "done" } else { "not done" }
+            if checked { "done" } else { "not done" }
         ),
     ) {
         Ok(Some(mut cmd)) => {
diff --git a/src/cmd_focus.rs b/src/cmd_focus.rs
index 1e1976d..254b9da 100644
--- a/src/cmd_focus.rs
+++ b/src/cmd_focus.rs
@@ -23,9 +23,9 @@ pub fn cmd_focus(
 
     let task = &tasks[rank_one_based - 1];
 
-    if task.is_completed {
+    if task.is_checked {
         outputer.info(format!(
-            "Completed, cannot proceed: [{}] {}",
+            "Task is completed, cannot proceed: [{}] {}",
             task.num, task.name
         ));
         return Ok(());
diff --git a/src/model.rs b/src/model.rs
index 211d64b..efe0127 100644
--- a/src/model.rs
+++ b/src/model.rs
@@ -2,7 +2,7 @@
 pub struct Task {
     pub num: usize,
     pub name: String,
-    pub is_completed: bool,
+    pub is_checked: bool,
     pub line_num: usize,
     pub line: String,
     pub is_focused: bool,
diff --git a/src/services.rs b/src/services.rs
index b53bce0..c3c4538 100644
--- a/src/services.rs
+++ b/src/services.rs
@@ -123,10 +123,7 @@ impl UserCmdRunner for UserCmdRunnerReal {
             .env("TAX_TASK_NAME", &task.name)
             .env("TAX_TASK_LINE", &task.line)
             .env("TAX_TASK_LINE_NUM", format!("{}", task.line_num))
-            .env(
-                "TAX_TASK_COMPLETED",
-                if task.is_completed { "1" } else { "0" },
-            )
+            .env("TAX_TASK_CHECKED", if task.is_checked { "1" } else { "0" })
             .env("TAX_TASK_FOCUSED", if task.is_focused { "1" } else { "0" })
     }
 
diff --git a/src/tasks.rs b/src/tasks.rs
index a1481d0..b9bbdf5 100644
--- a/src/tasks.rs
+++ b/src/tasks.rs
@@ -55,7 +55,7 @@ pub fn get_all_tasks(content_getter: &dyn ContentGetter) -> Result<Vec<Task>, St
                 tasks.push(Task {
                     name: name,
                     num: task_num,
-                    is_completed: is_check_symbol(check_symbol),
+                    is_checked: is_check_symbol(check_symbol),
                     line_num: line_num,
                     line: String::from(&cap[0]),
                     is_focused: is_focused,
@@ -74,14 +74,14 @@ pub fn get_all_tasks(content_getter: &dyn ContentGetter) -> Result<Vec<Task>, St
 pub fn get_open_tasks(content_getter: &dyn ContentGetter) -> Result<Vec<Task>, String> {
     Ok(get_all_tasks(content_getter)?
         .into_iter()
-        .filter(|task| !task.is_completed)
+        .filter(|task| !task.is_checked)
         .collect())
 }
 
 pub fn get_closed_tasks(content_getter: &dyn ContentGetter) -> Result<Vec<Task>, String> {
     Ok(get_all_tasks(content_getter)?
         .into_iter()
-        .filter(|task| task.is_completed)
+        .filter(|task| task.is_checked)
         .collect())
 }
 
@@ -100,8 +100,8 @@ pub fn format_numbered_task(task: &Task) -> String {
     format!("[{}] {}", task.num, task.name)
 }
 
-pub fn toggle_line_completion(line: String, completed: bool) -> String {
-    let (re, replacement) = if completed {
+pub fn toggle_line_completion(line: String, checked: bool) -> String {
+    let (re, replacement) = if checked {
         (
             Regex::new(
                 r"(?x)
diff --git a/src/test_helpers.rs b/src/test_helpers.rs
index 16fdad1..e0bc3e2 100644
--- a/src/test_helpers.rs
+++ b/src/test_helpers.rs
@@ -63,7 +63,7 @@ pub fn get_std_test_contents() -> (Vec<String>, Vec<crate::model::Task>) {
                 line_num: 2,
                 line: String::from("- [ ] Standard unchecked"),
                 name: String::from("Standard unchecked"),
-                is_completed: false,
+                is_checked: false,
                 is_focused: false,
             },
             crate::model::Task {
@@ -71,7 +71,7 @@ pub fn get_std_test_contents() -> (Vec<String>, Vec<crate::model::Task>) {
                 line_num: 3,
                 line: String::from("- [] Collapsed unchecked"),
                 name: String::from("Collapsed unchecked"),
-                is_completed: false,
+                is_checked: false,
                 is_focused: false,
             },
             crate::model::Task {
@@ -79,7 +79,7 @@ pub fn get_std_test_contents() -> (Vec<String>, Vec<crate::model::Task>) {
                 line_num: 4,
                 line: String::from("- [ ] **Standard unchecked focused**"),
                 name: String::from("**Standard unchecked focused**"),
-                is_completed: false,
+                is_checked: false,
                 is_focused: true,
             },
             crate::model::Task {
@@ -87,7 +87,7 @@ pub fn get_std_test_contents() -> (Vec<String>, Vec<crate::model::Task>) {
                 line_num: 5,
                 line: String::from("* [ ] Star unchecked"),
                 name: String::from("Star unchecked"),
-                is_completed: false,
+                is_checked: false,
                 is_focused: false,
             },
             crate::model::Task {
@@ -95,7 +95,7 @@ pub fn get_std_test_contents() -> (Vec<String>, Vec<crate::model::Task>) {
                 line_num: 7,
                 line: String::from("- [x] Checked"),
                 name: String::from("Checked"),
-                is_completed: true,
+                is_checked: true,
                 is_focused: false,
             },
             crate::model::Task {
@@ -103,7 +103,7 @@ pub fn get_std_test_contents() -> (Vec<String>, Vec<crate::model::Task>) {
                 line_num: 8,
                 line: String::from("- [x] **Focused checked**"),
                 name: String::from("**Focused checked**"),
-                is_completed: true,
+                is_checked: true,
                 is_focused: true,
             },
         ],