diff --git a/.gitignore b/.gitignore
index be024c4..bfa4a4d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
+dist/
 **/target
 **/Cargo.lock
 *.pkg
\ No newline at end of file
diff --git a/pkgr/src/package/installer/errors.rs b/pkgr/src/package/installer/errors.rs
index ad6d22f..332a06f 100644
--- a/pkgr/src/package/installer/errors.rs
+++ b/pkgr/src/package/installer/errors.rs
@@ -1,21 +1,26 @@
 use std::fmt::Display;
+use std::io;
 
 #[derive(Debug)]
 pub enum BinError {
     UnpackError(String),
+    IOError(io::Error),
+    Cancelled,
 }
 
 impl Display for BinError {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {
             BinError::UnpackError(e) => write!(f, "Unpack error: {}", e),
+            BinError::IOError(e) => write!(f, "IO error: {}", e),
+            BinError::Cancelled => write!(f, "Cancelled by user"),
         }
     }
 }
 
 #[derive(Debug)]
 pub enum BuildError {
-    InvalidManifest,
+    InvalidManifest(String),
 }
 
 impl Display for BuildError {
@@ -30,8 +35,7 @@ impl Display for BuildError {
 pub enum InstallError {
     BuildError(BuildError),
     BinError(BinError),
-    InvalidManifest,
-    Generic,
+    InvalidManifest(String),
 }
 
 impl ToString for InstallError {
@@ -39,8 +43,7 @@ impl ToString for InstallError {
         match self {
             InstallError::BuildError(e) => format!("{}", e),
             InstallError::BinError(e) => format!("{}", e),
-            InstallError::InvalidManifest => "Invalid manifest".to_string(),
-            InstallError::Generic => "Install error".to_string(),
+            InstallError::InvalidManifest(s) => format!("{}", s),
         }
     }
 }
diff --git a/pkgr/src/package/installer/mod.rs b/pkgr/src/package/installer/mod.rs
index 73d40fa..bea639d 100644
--- a/pkgr/src/package/installer/mod.rs
+++ b/pkgr/src/package/installer/mod.rs
@@ -1,5 +1,8 @@
-use std::fs::{remove_dir, remove_dir_all};
+use std::fs::remove_dir_all;
+use std::path::Path;
 use std::process::exit;
+use std::{io, thread};
+use libc::SIGINT;
 
 use log::{debug, error, info, trace};
 
@@ -12,8 +15,8 @@ use crate::package::identifier::{PackageIdentifier, PackageLocator};
 use crate::package::Package;
 use crate::tmpfs::TempDir;
 use crate::types::fetch::TryFetch;
-use crate::util::{visit_dirs};
-use crate::util::prompts::prompt_bool;
+use crate::util::fs::{copy_recursively, visit_dirs};
+use crate::util::prompts::{is_noninteractive, prompt_bool};
 
 pub mod errors;
 
@@ -62,29 +65,47 @@ impl PackageInstaller {
         tmpdir.push(&self.manifest.package.name);
         trace!("extracting package into: {}", tmpdir.to_string());
         if let Err(e) = self.extract_to(tmpdir.to_string()) {
-            return Err(e)
+            return Err(e);
         }
         debug!("extracted package in: {}", tmpdir.to_string());
-        if prompt_bool("See all files?", false) {
-            if let Err(e) = visit_dirs(tmpdir.path().as_path(), &|d| info!(target: "item", "{}", d.path().to_str().unwrap())) {
-                error!("Could not show files: {}", e);
+        {
+            let mut tmpdir = tmpdir.clone();
+            tmpdir.push(&self.manifest.bin.clone().unwrap().root);
+            if prompt_bool("See all pending installation files?", true) {
+                if let Err(e) = visit_dirs(tmpdir.path().as_path(),
+                                           &|d| {
+                                               info!(target: "item", "{}", d.path()
+                                                   .to_str()
+                                                   .unwrap()
+                                                   .replace(&tmpdir.to_string(), ""))
+                                           })
+                {
+                    error!("Could not show files: {}", e);
+                }
             }
-            if prompt_bool("Continue?", false) {
-                self.apply_overlay();
-            }
-        } else {
-            self.apply_overlay();
+        }
+        if !prompt_bool("Continue?", is_noninteractive()) {
+            return Err(BinError::Cancelled);
+        }
+        match self.apply_overlay() {
+            Ok(_) => Ok(()),
+            Err(e) => Err(BinError::IOError(e))
+        }
+    }
+
+    fn apply_overlay(&self) -> Result<(), io::Error> {
+        let mut tmpdir = TempDir::default();
+        tmpdir.push(&self.manifest.package.name);
+        tmpdir.push(&self.manifest.bin.clone().unwrap().root);
+        if let Err(e) = copy_recursively(&tmpdir.path(), Path::new("/")) {
+            return Err(e);
         }
         Ok(())
     }
 
-    fn apply_overlay(&self) {
-
-    }
-
     fn build(&self) -> Result<(), BuildError> {
         if let None = self.manifest.build.clone() {
-            return Err(BuildError::InvalidManifest);
+            return Err(BuildError::InvalidManifest(String::from("No build manifest")));
         }
         let build_manifest = self.manifest.build.clone().unwrap();
         // TODO: Check dependencies
@@ -117,7 +138,7 @@ impl PackageInstaller {
                 if let None = self.manifest.bin {
                     self.install_type = InstallType::Build;
                     if let None = self.manifest.build {
-                        return Err(InstallError::InvalidManifest);
+                        return Err(InstallError::InvalidManifest(String::from("no bin or build manifest")));
                     }
                 }
             }
@@ -125,7 +146,7 @@ impl PackageInstaller {
                 if let None = self.manifest.build {
                     self.install_type = InstallType::Bin;
                     if let None = self.manifest.bin {
-                        return Err(InstallError::InvalidManifest);
+                        return Err(InstallError::InvalidManifest(String::from("no build or bin manifest")));
                     }
                 }
             }
diff --git a/pkgr/src/tmpfs.rs b/pkgr/src/tmpfs.rs
index f1d0599..e83b860 100644
--- a/pkgr/src/tmpfs.rs
+++ b/pkgr/src/tmpfs.rs
@@ -2,6 +2,7 @@ use std::path::{Path, PathBuf};
 
 use crate::CONFIG;
 
+#[derive(Clone)]
 pub struct TempDir {
     path: PathBuf,
 }
@@ -21,7 +22,11 @@ impl TempDir {
     }
 
     pub fn push<S: Into<String>>(&mut self, path: S) {
-        self.path.push(path.into());
+        let mut path_str = path.into();
+        if path_str.starts_with('/') {
+            path_str = path_str[1..].to_string();
+        }
+        self.path.push(path_str);
     }
 }
 
diff --git a/pkgr/src/util/fs.rs b/pkgr/src/util/fs.rs
new file mode 100644
index 0000000..03b5cb2
--- /dev/null
+++ b/pkgr/src/util/fs.rs
@@ -0,0 +1,40 @@
+use std::path::Path;
+use std::fs::DirEntry;
+use std::{fs, io};
+use log::trace;
+
+pub fn visit_dirs(dir: &Path, cb: &dyn Fn(&DirEntry)) -> std::io::Result<()> {
+    if dir.is_dir() {
+        for entry in std::fs::read_dir(dir)? {
+            let entry = entry?;
+            let path = entry.path();
+            if path.is_dir() {
+                visit_dirs(&path, cb)?;
+            } else {
+                cb(&entry);
+            }
+        }
+    }
+    Ok(())
+}
+
+pub fn copy_recursively(source: &Path, target: &Path) -> io::Result<()> {
+    if source.is_file() {
+        trace!("source: {:?}, target: {:?}", source, target);
+        fs::copy(source, target)?;
+    } else if source.is_dir() {
+        if !target.exists() {
+            fs::create_dir(target)?;
+        }
+
+        for entry in fs::read_dir(source)? {
+            let entry = entry?;
+            let file_name = entry.file_name();
+            let source_path = entry.path();
+            let target_path = target.join(&file_name);
+
+            copy_recursively(&source_path, &target_path)?;
+        }
+    }
+    Ok(())
+}
\ No newline at end of file
diff --git a/pkgr/src/util/mod.rs b/pkgr/src/util/mod.rs
index dc3d868..c239775 100644
--- a/pkgr/src/util/mod.rs
+++ b/pkgr/src/util/mod.rs
@@ -1,19 +1,2 @@
-use std::fs::DirEntry;
-use std::path::Path;
-
 pub mod prompts;
-
-pub fn visit_dirs(dir: &Path, cb: &dyn Fn(&DirEntry)) -> std::io::Result<()> {
-    if dir.is_dir() {
-        for entry in std::fs::read_dir(dir)? {
-            let entry = entry?;
-            let path = entry.path();
-            if path.is_dir() {
-                visit_dirs(&path, cb)?;
-            } else {
-                cb(&entry);
-            }
-        }
-    }
-    Ok(())
-}
\ No newline at end of file
+pub mod fs;
\ No newline at end of file