diff --git a/README.md b/README.md
index bceb9bc7..7e5f7a7d 100644
--- a/README.md
+++ b/README.md
@@ -154,7 +154,7 @@ Editing the file in a text editor will give you more control and be faster.
 
 #### Conditional Backup and Reinstallation
 
-Every dotfile has two subkeys: `backup_condition` and `reinstall_condition`. Both of these accept expressions that will be evaluated in `bash`. An empty string (`""`) is the default value, and is considered to be `True`. If the return value of the expression is `0`, this is considered `True`. Otherwise, it is `False`. This lets you do simple things like preventing backup with:
+Every dotfile has two (optional) subkeys: `backup_condition` and `reinstall_condition`. Both of these accept expressions that will be evaluated in `bash`. An empty string (`""`) is the default value, and is considered to be `True`. If the return value of the expression is `0`, this is considered `True`. Otherwise, it is `False`. This lets you do simple things like preventing backup with:
 
 ```javascript
 // Because `$ false` returns 1
@@ -167,7 +167,7 @@ And also more complicated things like only backing up certain files if an enviro
 "backup_condition": "[[ -n \"$ENV_VAR\" ]]"
 ```
 
-My config (as of `v5.0.0a`) looks like this, and is used to back up my [dotfiles](https://www.github.com/alichtman/dotfiles):
+Here's an example config based on my [dotfiles](https://www.github.com/alichtman/dotfiles):
 
 ```json
 {
@@ -175,101 +175,16 @@ My config (as of `v5.0.0a`) looks like this, and is used to back up my [dotfiles
 	"lowest_supported_version": "5.0.0a",
 	"dotfiles": {
 		".config/agignore": {
-			"reinstall_condition": "",
-			"backup_condition": ""
+			"backup_condition": "uname -a | grep Darwin",
+			"reinstall_conditon": "uname -a | grep Darwin" 
 		},
-		".config/crontab": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/fzf-notes": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/git/config": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/git/gitignore_global": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/jrnl/jrnl.yaml": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/kitty": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/nvim": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/pycodestyle": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/pylintrc": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/python": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/radare2/radare2rc": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/ranger": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/shallow-backup.conf": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/starship.toml": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/tmux": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/tuir/tuir.cfg": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/zathura/zathurarc": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".config/zsh": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".ctags": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".ghc/ghci.conf": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".pypirc": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".ssh": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		},
-		".zshenv": {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		}
+		".config/git/gitignore_global": { },
+		".config/jrnl/jrnl.yaml": { },
+		".config/kitty": { },
+		".config/nvim": { },
+		".config/pycodestyle": { },
+		...
+		".zshenv": { }
 	},
 	"root-gitignore": [
 		".DS_Store",
diff --git a/shallow_backup/backup.py b/shallow_backup/backup.py
index e968c6f7..e1682f8b 100644
--- a/shallow_backup/backup.py
+++ b/shallow_backup/backup.py
@@ -31,7 +31,7 @@ def backup_dotfiles(backup_dest_path, dry_run=False, home_path=os.path.expanduse
 	dot_path_pairs = []
 	for dotfile_path_from_config, options in config.items():
 		# Evaluate condition, if specified. Skip if the command doesn't return true.
-		condition_success = evaluate_condition(condition=options["backup_condition"],
+		condition_success = evaluate_condition(condition=options.get("backup_condition", ""),
 											   backup_or_reinstall="backup",
 											   dotfile_path=dotfile_path_from_config)
 		if not condition_success:
diff --git a/shallow_backup/config.py b/shallow_backup/config.py
index dbf570c0..543f1793 100644
--- a/shallow_backup/config.py
+++ b/shallow_backup/config.py
@@ -56,46 +56,16 @@ def get_default_config() -> dict:
 				"backup_condition": "",
 				"reinstall_condition": "",
 			},
-			".bashrc": {
-				"backup_condition": "",
-				"reinstall_condition": "",
-			},
-			".config/git": {
-				"backup_condition": "",
-				"reinstall_condition": "",
-			},
-			".config/nvim/init.vim": {
-				"backup_condition": "",
-				"reinstall_condition": "",
-			},
-			".config/tmux": {
-				"backup_condition": "",
-				"reinstall_condition": "",
-			},
-			".config/zsh": {
-				"backup_condition": "",
-				"reinstall_condition": "",
-			},
-			".profile": {
-				"backup_condition": "",
-				"reinstall_condition": "",
-			},
-			".pypirc": {
-				"backup_condition": "",
-				"reinstall_condition": "",
-			},
-			".ssh": {
-				"backup_condition": "",
-				"reinstall_condition": "",
-			},
-			".zshenv": {
-				"backup_condition": "",
-				"reinstall_condition": "",
-			},
-			f"{strip_home(get_config_path())}": {
-				"backup_condition": "",
-				"reinstall_condition": "",
-			},
+			".bashrc": {},
+			".config/git": {},
+			".config/nvim/init.vim": {},
+			".config/tmux": {},
+			".config/zsh": {},
+			".profile": {},
+			".pypirc": {},
+			".ssh": {},
+			".zshenv": {},
+			f"{strip_home(get_config_path())}": {},
 		},
 		"root-gitignore": [
 			"dotfiles/.ssh",
@@ -151,10 +121,7 @@ def add_dot_path_to_config(backup_config: dict, file_path: str) -> dict:
 	else:
 		stripped_home_path = strip_home(abs_path)
 		print_path_blue("Added:", stripped_home_path)
-		backup_config["dotfiles"][stripped_home_path] = {
-			"reinstall_condition": "",
-			"backup_condition": ""
-		}
+		backup_config["dotfiles"][stripped_home_path] = {}
 	return backup_config
 
 
@@ -169,15 +136,15 @@ def show_config():
 			print_path_red("Backup Path:", contents)
 		elif section == "config_mapping":
 			print_red_bold("\nConfigs:")
-			for path, dest in contents.items():
-				print(f"	{path} -> {dest}")
+			for config_path, dest in contents.items():
+				print(f"	{config_path} -> {dest}")
 		# Print section header and contents. (Dotfiles)
 		elif section == "dotfiles":
 			print_path_red("\nDotfiles:", "(Backup and Reinstall conditions will be shown if they exist)")
 			for dotfile, options in contents.items():
 
-				backup_condition = options['backup_condition']
-				reinstall_condition = options['reinstall_condition']
+				backup_condition = options.get('backup_condition', "")
+				reinstall_condition = options.get('reinstall_condition', "")
 				if backup_condition or reinstall_condition:
 					print(f"	{dotfile} ->")
 					print(f"\t\tbackup_condition: \"{backup_condition}\"")
diff --git a/shallow_backup/reinstall.py b/shallow_backup/reinstall.py
index e0fb9f26..a7f8a6b9 100644
--- a/shallow_backup/reinstall.py
+++ b/shallow_backup/reinstall.py
@@ -25,7 +25,7 @@ def reinstall_dots_sb(dots_path: str, home_path: str = os.path.expanduser("~"),
 	dotfiles_to_reinstall = []
 	for dotfile_path_from_config, options in config.items():
 		# Evaluate condition, if specified. Skip if the command doesn't return true.
-		condition_success = evaluate_condition(condition=options["reinstall_condition"],
+		condition_success = evaluate_condition(condition=options.get("reinstall_condition", ""),
 											   backup_or_reinstall="reinstall",
 											   dotfile_path=dotfile_path_from_config)
 		if not condition_success:
diff --git a/shallow_backup/upgrade.py b/shallow_backup/upgrade.py
index 46cd4fd9..4cca9fde 100644
--- a/shallow_backup/upgrade.py
+++ b/shallow_backup/upgrade.py
@@ -17,4 +17,3 @@ def check_if_config_upgrade_needed():
 		print_red("2. Manually upgrade the config.")
 		print_red_bold("Please downgrade to a version of shallow-backup before v5.0.0a if you do not want to upgrade your config.")
 		sys.exit()
-