diff --git a/README.md b/README.md
index 73258ed..1dc3700 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,22 @@
 # pwd.sh
-GnuPG wrapper for password management
+GnuPG wrapper for password management.
+
+This script uses GPG to manage an encrypted text file containing passwords.
+
+# Requirements
+Requires `gpg`. Install with `brew install gpg` or `apt-get install gnupg` or build and install it from [source](https://www.gnupg.org/download/index.html).
+
+# Installation
+
+    git clone https://github.com/drduh/pwd.sh && cd pwd.sh
+    
+# Use
+
+Run the script with `./pwd.sh`
+    
+Type `w` to create a password. Will update existing password with same Username/ID.
+
+Type `r` to print stored passwords. Can be piped to `grep` and `pbcopy` or `xsel`, for example.
+
+To reset/erase keys and passwords, `rm pwd.sh.*`.
 
diff --git a/pwd.sh b/pwd.sh
index a10e8ef..a7ce37a 100755
--- a/pwd.sh
+++ b/pwd.sh
@@ -68,7 +68,7 @@ read_pass () {
     echo "Empty safe, no passwords!"
     exit 3
   else
-    echo "Enter password for ${safe}."
+    echo "Enter password to unlock ${safe}."
     get_pass ; echo
     decrypt ${password} ${safe}
   fi
@@ -88,7 +88,7 @@ write_pass () {
     user_pass=$(gen_pass)
   fi
 
-  echo "Enter password for ${safe}."
+  echo "Enter password to unlock ${safe}."
   get_pass ; echo
 
   tmp_secret=$(mktemp -q /tmp/pwd.sh.XXXXXX)
@@ -110,9 +110,9 @@ gen_pass () {
   if [ "$pass_length" == "min" ]; then
     len=6
   elif [ "$pass_length" == "avg" ]; then
-    len=12
+    len=18
   else
-    len=24
+    len=36
   fi
 
   ${gpg} --gen-random -a 0 ${len}