diff --git a/src/config/mod.rs b/src/config/mod.rs
index 27e1025..9b17854 100644
--- a/src/config/mod.rs
+++ b/src/config/mod.rs
@@ -11,9 +11,9 @@ pub mod validate_types;
 
 #[derive(Debug, Serialize, Deserialize, Default)]
 pub struct Config {
-    input: Vec<PathBuf>,
-    output: HashMap<String, PathBuf>,
-    title: String
+    pub input: Vec<PathBuf>,
+    pub output: HashMap<String, PathBuf>,
+    pub title: String
 }
 
 impl Config {
diff --git a/src/input.rs b/src/input.rs
new file mode 100644
index 0000000..a8d7e8d
--- /dev/null
+++ b/src/input.rs
@@ -0,0 +1,13 @@
+use std::fs::File;
+use std::io::Read;
+use std::path::PathBuf;
+
+
+pub fn read_input_files(files: Vec<PathBuf>) -> String {
+    let mut input = String::new();
+    for input_file_path in files.iter() {
+        let mut input_file = File::open(input_file_path).expect("Unable to open file");
+        input_file.read_to_string(&mut input).expect("Failed to read file");
+    }
+    return input;
+}
diff --git a/src/main.rs b/src/main.rs
index 7cfef6c..28b5172 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -8,6 +8,8 @@ extern crate serde_yaml;
 
 mod args;
 mod config;
+mod process;
+mod input;
 
 #[cfg(test)]
 mod tests;
@@ -15,6 +17,7 @@ mod tests;
 fn main() {
     let args = args::get_matches();
     if args.subcommand_name().unwrap() == "build" {
-        println!("{:?}", config::get_config());
+        let config = config::get_config();
+        process::build(config);
     }
 }
diff --git a/src/process.rs b/src/process.rs
new file mode 100644
index 0000000..363e959
--- /dev/null
+++ b/src/process.rs
@@ -0,0 +1,8 @@
+use input::read_input_files;
+use config::Config;
+
+
+pub fn build(config: Config) {
+    let input = read_input_files(config.input);
+    println!("{}", input);
+}