diff --git a/common/map/region.cpp b/common/map/region.cpp
index 8de957b..7fbe38c 100644
--- a/common/map/region.cpp
+++ b/common/map/region.cpp
@@ -30,11 +30,11 @@ Region::Region(int argX, int argY): x(argX), y(argY) {
 	if (x != snapToBase(REGION_WIDTH, x) || y != snapToBase(REGION_HEIGHT, y)) {
 		throw(std::invalid_argument("Region location is off grid"));
 	}
-	memset(tiles, 0, REGION_WIDTH*REGION_HEIGHT*REGION_DEPTH*sizeof(type_t));
+	memset(tiles, 0, REGION_WIDTH*REGION_HEIGHT*(REGION_DEPTH+1)*sizeof(type_t));
 }
 
 Region::Region(Region const& rhs): x(rhs.x), y(rhs.y) {
-	memcpy(tiles, rhs.tiles, REGION_WIDTH*REGION_HEIGHT*REGION_DEPTH*sizeof(type_t));
+	memcpy(tiles, rhs.tiles, REGION_WIDTH*REGION_HEIGHT*(REGION_DEPTH+1)*sizeof(type_t));
 }
 
 Region::type_t Region::SetTile(int x, int y, int z, type_t v) {
diff --git a/common/map/region.hpp b/common/map/region.hpp
index 74fc013..7b578fa 100644
--- a/common/map/region.hpp
+++ b/common/map/region.hpp
@@ -22,8 +22,8 @@
 #ifndef REGION_HPP_
 #define REGION_HPP_
 
-constexpr int REGION_WIDTH = 20;
-constexpr int REGION_HEIGHT = 20;
+constexpr int REGION_WIDTH = 21;
+constexpr int REGION_HEIGHT = 21;
 constexpr int REGION_DEPTH = 3;
 
 class Region {
@@ -45,7 +45,7 @@ private:
 	const int x;
 	const int y;
 
-	type_t tiles[REGION_WIDTH][REGION_HEIGHT][REGION_DEPTH];
+	type_t tiles[REGION_WIDTH][REGION_HEIGHT][REGION_DEPTH+1];
 };
 
 #endif
diff --git a/common/map/region_api.cpp b/common/map/region_api.cpp
index fdff4f7..ead6ef2 100644
--- a/common/map/region_api.cpp
+++ b/common/map/region_api.cpp
@@ -85,6 +85,7 @@ static int onUnload(lua_State* L) {
 	return 0;
 }
 
+//TODO: wrappers for the collision map
 static const luaL_Reg regionLib[] = {
 	{"SetTile",setTile},
 	{"GetTile",getTile},
diff --git a/common/network/packet/serial_packet_base.hpp b/common/network/packet/serial_packet_base.hpp
index 156d1e5..2f82092 100644
--- a/common/network/packet/serial_packet_base.hpp
+++ b/common/network/packet/serial_packet_base.hpp
@@ -30,7 +30,7 @@
 
 #include "SDL/SDL_net.h"
 
-constexpr int NETWORK_VERSION = 20140607;
+constexpr int NETWORK_VERSION = 20140701;
 constexpr int PACKET_STRING_SIZE = 100;
 
 struct SerialPacketBase {
diff --git a/common/network/serial/serial.hpp b/common/network/serial/serial.hpp
index 02d5dba..f69743a 100644
--- a/common/network/serial/serial.hpp
+++ b/common/network/serial/serial.hpp
@@ -27,6 +27,8 @@
 #include "region.hpp"
 #include "statistics.hpp"
 
+#include <cmath>
+
 //Primary interface functions
 void serializePacket(SerialPacketBase*, void* dest);
 void deserializePacket(SerialPacketBase*, void* src);
@@ -53,13 +55,22 @@ void deserializeRegionContent(RegionPacket*, void*);
 void deserializeServer(ServerPacket*, void*);
 void deserializeStatistics(Statistics*, void*);
 
-/* DOCS: Keep the PACKET_BUFFER_SIZE up to date
+/* DOCS: Keep these macros, including PACKET_BUFFER_SIZE up to date
  * DOCS: REGION_CONTENT is currently the largest type of packet, read more
- *  map content: REGION_WIDTH * REGION_HEIGHT * REGION_DEPTH * sizoeof(region::type_t)
- *  map format: sizeof(int) * 3
- *  metadata: sizeof(SerialPacket::Type)
+ * REGION_FORMAT
+ *     This is the space for the region's metadata; the X and Y position, the map index and the SerialPacketType
+ * REGION_FOOTPRINT
+ *     This is the theoretical size of the map's tile data in memory, but it doesn't take the collision map into account
+ * COLLISION_FOOTPRINT
+ *     This is the space in the packet for the collision map, stored as a bit array
+ * PACKET_BUFFER_SIZE
+ *     This is the tital size of the packet being sent between the server and the clients
 */
 
-constexpr int PACKET_BUFFER_SIZE = REGION_WIDTH * REGION_HEIGHT * REGION_DEPTH * sizeof(Region::type_t) + sizeof(int) * 3 + sizeof(SerialPacketType);
+constexpr int REGION_FORMAT = sizeof(int) * 3 + sizeof(SerialPacketType);
+constexpr int REGION_FOOTPRINT = REGION_WIDTH * REGION_HEIGHT * REGION_DEPTH * sizeof(Region::type_t);
+constexpr int COLLISION_FOOTPRINT = ceil(REGION_WIDTH * REGION_HEIGHT / 8.0);
+
+constexpr int PACKET_BUFFER_SIZE = REGION_FORMAT + REGION_FOOTPRINT + COLLISION_FOOTPRINT;
 
 #endif
\ No newline at end of file
diff --git a/common/network/serial/serial_region.cpp b/common/network/serial/serial_region.cpp
index 31145bd..d4dc563 100644
--- a/common/network/serial/serial_region.cpp
+++ b/common/network/serial/serial_region.cpp
@@ -49,6 +49,8 @@ void serializeRegionContent(RegionPacket* packet, void* buffer) {
 			}
 		}
 	}
+
+	//TODO: serialize collision map
 }
 
 void deserializeRegionFormat(RegionPacket* packet, void* buffer) {
@@ -80,4 +82,6 @@ void deserializeRegionContent(RegionPacket* packet, void* buffer) {
 			}
 		}
 	}
+
+	//TODO: deserialize collision map
 }
\ No newline at end of file
diff --git a/rsc/scripts/setup_server.lua b/rsc/scripts/setup_server.lua
index 6bc65f0..e589a18 100644
--- a/rsc/scripts/setup_server.lua
+++ b/rsc/scripts/setup_server.lua
@@ -1,4 +1,4 @@
-print("Lua script check (./rsc)")
+print("Lua script check")
 
 --uber lazy declarations
 function square(x) return x*x end
@@ -33,10 +33,10 @@ end
 newRoom = RoomMgr.CreateRoom("overworld")
 pager = Room.GetPager(newRoom)
 regionTable = {
-	RegionPager.GetRegion(pager, 0, 0),
-	RegionPager.GetRegion(pager, 0, -20),
-	RegionPager.GetRegion(pager, -20, 0),
-	RegionPager.GetRegion(pager, -20, -20)
+	RegionPager.GetRegion(pager, Region.GetWidth() * 0, Region.GetHeight() * 0),
+	RegionPager.GetRegion(pager, Region.GetWidth() *-1, Region.GetHeight() * 0),
+	RegionPager.GetRegion(pager, Region.GetWidth() * 0, Region.GetHeight() *-1),
+	RegionPager.GetRegion(pager, Region.GetWidth() *-1, Region.GetHeight() *-1)
 }
 
 print("Finished the lua script")
\ No newline at end of file
diff --git a/server/server_application.cpp b/server/server_application.cpp
index 901706f..16bb8e4 100644
--- a/server/server_application.cpp
+++ b/server/server_application.cpp
@@ -113,12 +113,20 @@ void ServerApplication::Init(int argc, char** argv) {
 	//debug output
 	//-------------------------
 
+	//TODO: put these outputs into the client too
+#define OUTPUT_VAR(x) std::cout << "\t" << #x << ": " << x << std::endl;
+
 	std::cout << "Internal sizes:" << std::endl;
-	std::cout << "\tTile Size: " << sizeof(Region::type_t) << std::endl;
-	std::cout << "\tRegion Format: " << REGION_WIDTH << ", " << REGION_HEIGHT << ", " << REGION_DEPTH << std::endl;
-	std::cout << "\tRegion Content Footprint: " << REGION_WIDTH * REGION_HEIGHT * REGION_DEPTH * sizeof(Region::type_t) << std::endl;
-	std::cout << "\tPACKET_BUFFER_SIZE: " << PACKET_BUFFER_SIZE << std::endl;
-	std::cout << "\tMAX_PACKET_SIZE: " << MAX_PACKET_SIZE << std::endl;
+
+	OUTPUT_VAR(sizeof(Region::type_t));
+	OUTPUT_VAR(sizeof(Region));
+	OUTPUT_VAR(REGION_FORMAT);
+	OUTPUT_VAR(REGION_FOOTPRINT);
+	OUTPUT_VAR(COLLISION_FOOTPRINT);
+	OUTPUT_VAR(PACKET_BUFFER_SIZE);
+	OUTPUT_VAR(MAX_PACKET_SIZE);
+
+#undef OUTPUT_VAR
 
 	//-------------------------
 	//finalize the startup