diff --git a/src/commands.cpp b/src/commands.cpp
index a423558..4e03ea9 100644
--- a/src/commands.cpp
+++ b/src/commands.cpp
@@ -7,21 +7,36 @@
 std::string printFullGBPList(bool = false);
 std::string genericResponse();
 
+/**
+ * ##commandParse
+ *
+ * Uses the given arguments to choose a command to use
+ *
+ * Arguments:
+ * * std::vector<std::string> args - Given arguments, separated into a vector
+ */
 std::string commandParse(std::vector<std::string> args)
 {
 	if (args[0] == "gbplist")
-		return printFullGBPList();
+		return printFullGBPList(args[1] == "update" ? true : false);
 	else if (args[0] == "hi")
 		return genericResponse();
 	else
 		return "Invalid command!";
 }
 
-
 #define FILE_NAME "temp-GBP"
+/**
+ * printFullGBPList
+ *
+ * Returns a path to a file that contains a formatted list of gbp values
+ *
+ * Arguments:
+ * * bool update - Should we fetch the latest GBP?
+ */
 std::string printFullGBPList(bool update)
 {
-	std::map<int, std::pair<int, std::string>> gbp;
+	std::map<unsigned short int, std::pair<int, std::string>> gbp;
 	if (update)
 		gbp = fetchAndReadGBP();
 	else
@@ -29,9 +44,8 @@ std::string printFullGBPList(bool update)
 
 	std::ofstream file;
 	file.open("temp-GBP");
-	
 	std::string line;
-	for (std::map<int, std::pair<int, std::string>>::iterator it = gbp.begin(); it != gbp.end(); it++) {
+	for (std::map<unsigned short int, std::pair<int, std::string>>::iterator it = gbp.begin(); it != gbp.end(); it++) {
 		line = std::to_string(it->first) + ": " + it->second.second + " (" + std::to_string(it->second.first) + " GBP)\n";
 
 		file << line;
@@ -43,6 +57,11 @@ std::string printFullGBPList(bool update)
 }
 #undef FILE_NAME
 
+/**
+ * ##genericResponse
+ *
+ * Gives a generic response.
+ */
 std::string genericResponse()
 {
 	return "Fuck you";
diff --git a/src/gbp.cpp b/src/gbp.cpp
index 9495b2d..140b907 100644
--- a/src/gbp.cpp
+++ b/src/gbp.cpp
@@ -3,6 +3,11 @@
 #include <bits/stdc++.h>
 #include <Python.h>
 
+/**
+ * ##fetchLatestGBP
+ *
+ * Uses the python script located in /src/ to fetch the latest GBP and write it to a file
+ */
 void fetchLatestGBP()
 {
 	FILE* fp;
@@ -13,9 +18,15 @@ void fetchLatestGBP()
 	Py_Finalize();
 }
 
-std::map<int, std::pair<int, std::string>>readGBPIntoList()
+/**
+ * ##readGBPIntoList
+ *
+ * Returns a map of containing the contents of the GBP file.
+ * Formatted as <position (unsigned short int), <gbp amount (int), username (std::string)>>
+ */
+std::map<unsigned short int, std::pair<int, std::string>>readGBPIntoList()
 {
-	std::map<int, std::pair<int, std::string>> GBP;
+	std::map<unsigned short int, std::pair<int, std::string>> GBP;
 	std::ifstream file;
 	file.open("../src/balances.txt");
 	std::string line;
@@ -27,11 +38,15 @@ std::map<int, std::pair<int, std::string>>readGBPIntoList()
 		GBP.insert({i, {tGBP, username}});
 		i++;
 	}
+	file.close();
 
 	return GBP;
 }
 
-std::map<int, std::pair<int, std::string>>fetchAndReadGBP()
+/**
+ * fetches latest GBP, and then reads it into a map
+ */
+std::map<unsigned short int, std::pair<int, std::string>>fetchAndReadGBP()
 {
 	fetchLatestGBP();
 	return readGBPIntoList();
diff --git a/src/main.cpp b/src/main.cpp
index 03aceed..41a0340 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -13,7 +13,16 @@
 
 using json = nlohmann::json;
 
-std::vector<std::string> separate_args(std::string args)
+/**
+ * ##separateArgs
+ *
+ * Returns a vector of each word in the given input, split by " "
+ * 
+ * Arguments:
+ * * std::string args - The string to split up
+ */
+
+std::vector<std::string> separateArgs(std::string args)
 {
 	std::vector<std::string> out;
 	while (1) {
@@ -61,19 +70,22 @@ void onMessage(dpp::cluster &bot, dpp::message msg)
 	int argIdx = msg.content.find(" ") + 1;
 	std::string argument = msg.content.substr(argIdx, msg.content.length() - argIdx);
 
-	std::vector<std::string> args = separate_args(argument);
+	/* Parse the command */
+	std::vector<std::string> args = separateArgs(argument);
 	std::string msgContent = commandParse(args);
 
-	std::vector<std::string> messageArgs = separate_args(msgContent);
+	/* Here we check if we should embed a file, or just send a message */
+	std::vector<std::string> messageArgs = separateArgs(msgContent);
 	dpp::message toSend;
 	if (messageArgs[0] == std::string(FILE_WARNING)) {
 		std::cout << "Handling file!\n";
 		toSend = dpp::message(msg.channel_id, "");
-		toSend.add_file("gbp-list.txt",  dpp::utility::read_file(msgContent.substr(msgContent.find(" ") + 1, msgContent.length() - (msgContent.find(" ") + 1))));
+		toSend.add_file("gbp-list.txt",  dpp::utility::read_file(messageArgs[1]));
 	} else {
 		toSend = dpp::message(msg.channel_id, msgContent);
 	}
-
+	
+	/* Send the message */
 	bot.message_create(toSend);
 }