diff --git a/spcd/__init__.py b/spcd/__init__.py
index 0c43601..5028389 100644
--- a/spcd/__init__.py
+++ b/spcd/__init__.py
@@ -19,6 +19,7 @@ COMMANDS_PREFIX = "spcd-"
 
 
 def clone_project_branch() -> None:
+    """Clone project on triggering branch into the current workspace."""
     if not projects.environment.get("GITLAB_CI"):
         step("Clone project branch")
         log.info(projects)
@@ -41,6 +42,7 @@ def clone_project_branch() -> None:
 
 
 def install_commands(path: str) -> None:
+    """Make commands callable in the operating system."""
     step("Install commands")
     user = Path("/usr/local/bin")
     for command in [
@@ -54,6 +56,7 @@ def install_commands(path: str) -> None:
 
 
 def install_python_packages() -> None:
+    """Upgrade pip then install extra Python packages."""
     step("Install Python packages")
     log.info("pip")
     run("pip", "install", "--upgrade", "pip")
@@ -74,6 +77,7 @@ def install_python_packages() -> None:
 
 
 def list_environment_variables() -> None:
+    """List accessible variables and their public contents."""
     step("List environment variables")
     for variable, value in sorted(projects.environment.items()):
         if variable not in ["SPCD", "SPCD_SSH_KEY"]:
@@ -100,6 +104,7 @@ def main(main: str) -> None:
 
 
 def set_ssh() -> None:
+    """Set things up to enable access to targets through SSH."""
     step("Set SSH")
     # get variables
     ssh_hosts = projects.environment.get("SPCD_SSH_HOSTS")