diff --git a/src/source/building-devices.md b/src/source/building-devices.md
index 68756d2..565e270 100644
--- a/src/source/building-devices.md
+++ b/src/source/building-devices.md
@@ -22,7 +22,7 @@
 The only supported devices are Nexus S, a.k.a. "crespo", and Nexus S 4G, a.k.a.
 "crespo4g".
 Nexus S is the recommended device to use with the Android Open-Source Project.
-Nexus One a.k.a. "passion" is experimentatal and unsupported. Android Developer
+Nexus One a.k.a. "passion" is experimental and unsupported. Android Developer
 Phones (ADP1 and ADP2, a.k.a. "dream" and "sapphire") are obsolete, were
 experimental and unsupported in froyo, and can't be used with gingerbread.
 
diff --git a/src/source/downloading.md b/src/source/downloading.md
index d932efa..7a120b8 100644
--- a/src/source/downloading.md
+++ b/src/source/downloading.md
@@ -29,9 +29,10 @@
 
  - Download the Repo script and ensure it is executable:
 
-        $ curl http://android.git.kernel.org/repo > ~/bin/repo
+        $ curl https://android.git.kernel.org/repo > ~/bin/repo
         $ chmod a+x ~/bin/repo
 
+ - The MD5 checksum for repo is bbf05a064c4d184550d71595a662e098
 
 ## Initializing a Repo client ##
 
diff --git a/src/source/initializing.md b/src/source/initializing.md
index 840cc3b..b896c57 100644
--- a/src/source/initializing.md
+++ b/src/source/initializing.md
@@ -151,7 +151,7 @@
 
 There is a bug in gmake 3.82 that prevents android from building.  You can install version 3.81 using MacPorts by taking the following steps:
 
-- Edit `/opt/local/etc/macports/sources.conf` and a line that says 
+- Edit `/opt/local/etc/macports/sources.conf` and add a line that says
     
         file:///Users/Shared/dports