diff -r ebe03b0eb26e Makefile
--- a/Makefile	Sun Aug 30 13:36:36 2015 +0200
+++ b/Makefile	Sun Aug 30 13:53:48 2015 +0200
@@ -1,59 +1,75 @@
-BIN=megacorp
-CC=g++
-FLAGS=-W -Wall -pedantic -gstabs+ -O3
-RELEASEFLAGS=-O3 -s
-OBJS=slot.o tile.o bag.o player.o company.o board.o game.o ai.o tools.o
-
-all: $(BIN)
-
-$(BIN): $(OBJS) main.o ui.text.o
-	$(CC) $(FLAGS) -s $(OBJS) main.o ui.text.o -o $(BIN)
-
-train: $(OBJS) chromosome.o train.o ui.silent.o
-	$(CC) $(FLAGS) $(OBJS) chromosome.o train.o ui.silent.o -o train
-
-train.o: train.cpp chromosome.h game.h
-	$(CC) $(FLAGS) train.cpp -c
-
-chromosome.o: chromosome.cpp chromosome.h
-	$(CC) $(FLAGS) chromosome.cpp -c
-
-main.o: main.cpp game.h tools.h globals.h
-	$(CC) $(FLAGS) main.cpp -c
-
-game.o: game.cpp game.h globals.h board.h player.h company.h bag.h
-	$(CC) $(FLAGS) game.cpp -c
-	
-ai.o: ai.cpp game.h globals.h board.h player.h company.h bag.h
-	$(CC) $(FLAGS) ai.cpp -c
-
-company.o: company.cpp company.h globals.h
-	$(CC) $(FLAGS) company.cpp -c
-
-player.o: player.cpp player.h tile.h globals.h
-	$(CC) $(FLAGS) player.cpp -c
-
-board.o: board.cpp board.h slot.h tile.h globals.h player.h company.h
-	$(CC) $(FLAGS) board.cpp -c
-
-bag.o: bag.cpp bag.h tile.h globals.h
-	$(CC) $(FLAGS) bag.cpp -c
-
-tile.o: tile.cpp tile.h
-	$(CC) $(FLAGS) tile.cpp -c
-
-slot.o: slot.cpp slot.h company.h
-	$(CC) $(FLAGS) slot.cpp -c
-
-tools.o: tools.cpp tools.h
-	$(CC) $(FLAGS) tools.cpp -c
-	
-ui.text.o: ui.text.cpp game.h tools.h
-	$(CC) $(FLAGS) ui.text.cpp -c
-	
-ui.silent.o: ui.text.cpp game.h tools.h
-	$(CC) $(FLAGS) ui.silent.cpp -c
-
-clean:
-	rm *.o
-	rm *.exe
+BIN=megacorp
+CC=g++
+FLAGS=-W -Wall -pedantic -gstabs+ -O3
+RELEASEFLAGS=-O3 -s
+OBJS=slot.o tile.o bag.o player.o company.o board.o game.o ai.o tools.o
+RM=rm -f
+
+MKDIR=mkdir -p
+CP=cp -p
+
+.PHONY: all clean install install.train
+
+all: $(BIN)
+
+$(BIN): $(OBJS) main.o ui.text.o
+	$(CC) $(FLAGS) -s $(OBJS) main.o ui.text.o -o $(BIN)
+
+train: $(OBJS) chromosome.o train.o ui.silent.o
+	$(CC) $(FLAGS) $(OBJS) chromosome.o train.o ui.silent.o -o train
+
+train.o: train.cpp chromosome.h game.h
+	$(CC) $(FLAGS) train.cpp -c
+
+chromosome.o: chromosome.cpp chromosome.h
+	$(CC) $(FLAGS) chromosome.cpp -c
+
+main.o: main.cpp game.h tools.h globals.h
+	$(CC) $(FLAGS) main.cpp -c
+
+game.o: game.cpp game.h globals.h board.h player.h company.h bag.h
+	$(CC) $(FLAGS) game.cpp -c
+
+ai.o: ai.cpp game.h globals.h board.h player.h company.h bag.h
+	$(CC) $(FLAGS) ai.cpp -c
+
+company.o: company.cpp company.h globals.h
+	$(CC) $(FLAGS) company.cpp -c
+
+player.o: player.cpp player.h tile.h globals.h
+	$(CC) $(FLAGS) player.cpp -c
+
+board.o: board.cpp board.h slot.h tile.h globals.h player.h company.h
+	$(CC) $(FLAGS) board.cpp -c
+
+bag.o: bag.cpp bag.h tile.h globals.h
+	$(CC) $(FLAGS) bag.cpp -c
+
+tile.o: tile.cpp tile.h
+	$(CC) $(FLAGS) tile.cpp -c
+
+slot.o: slot.cpp slot.h company.h
+	$(CC) $(FLAGS) slot.cpp -c
+
+tools.o: tools.cpp tools.h
+	$(CC) $(FLAGS) tools.cpp -c
+
+ui.text.o: ui.text.cpp game.h tools.h
+	$(CC) $(FLAGS) ui.text.cpp -c
+
+ui.silent.o: ui.text.cpp game.h tools.h
+	$(CC) $(FLAGS) ui.silent.cpp -c
+
+clean:
+	$(RM) *.o
+	$(RM) train $(BIN)
+
+install: megacorp INSTRUCTIONS
+	$(MKDIR) $(DESTDIR)/usr/bin
+	$(CP) megacorp $(DESTDIR)/usr/bin/
+	$(MKDIR) $(DESTDIR)/usr/share/megacorp
+	$(CP) INSTRUCTIONS $(DESTDIR)/usr/share/megacorp/
+
+install.train: train
+	$(MKDIR) $(DESTDIR)/usr/bin
+	$(CP) train $(DESTDIR)/usr/bin/
diff -r ebe03b0eb26e tools.cpp
--- a/tools.cpp	Sun Aug 30 13:36:36 2015 +0200
+++ b/tools.cpp	Sun Aug 30 13:53:48 2015 +0200
@@ -18,6 +18,8 @@
  * Boston, MA  02111-1307  USA                                          *
  ************************************************************************/
 
+#include <stdlib.h>
+
 #include "tools.h"
 
 using namespace std;
diff -r ebe03b0eb26e ui.silent.cpp
--- a/ui.silent.cpp	Sun Aug 30 13:36:36 2015 +0200
+++ b/ui.silent.cpp	Sun Aug 30 13:53:48 2015 +0200
@@ -23,9 +23,8 @@
  *   Displays the board, players, and companies.  Optimized for at      *
  *   least 25 rows and 80 columns.                                      *
  ************************************************************************/
-void Game::printInfo( bool showTiles )
+void Game::printInfo( bool )
 {
-    showTiles = false;
 }
 
 /************************************************************************
@@ -49,9 +48,8 @@
  *   is true, the tiles that player 'turn' has in his/her hand is also  *
  *   displayed (if any of those tiles are on the row being printed)     *
  ************************************************************************/
-void Board::displayRow( unsigned int row, bool showTiles, Player *turn ) const
+void Board::displayRow( unsigned int, bool, Player * ) const
 {
-    row = 0; showTiles = false; turn = NULL;
 }
 
 void Game::displayMessages( )
@@ -65,9 +63,8 @@
     return options[0];
 }
 
-unsigned int getValidInteger( unsigned int min, unsigned int max, string prompt )
+unsigned int getValidInteger( unsigned int min, unsigned int, string )
 {
-	max = 0; prompt = "";
     return min;
 }
 
diff -r ebe03b0eb26e ui.text.cpp
--- a/ui.text.cpp	Sun Aug 30 13:36:36 2015 +0200
+++ b/ui.text.cpp	Sun Aug 30 13:53:48 2015 +0200
@@ -345,7 +345,7 @@
 	ifstream in;
     char str[80];
 
-    in.open( "./INSTRUCTIONS");
+    in.open( "/usr/share/megacorp/INSTRUCTIONS");
     if ( !in ) {
         cout << "Can't find instructions file.\n";
         cout << "Make sure the file INSTRUCTIONS is in the same"