diff --git a/README.md b/README.md
index 0f6837a..8884739 100644
--- a/README.md
+++ b/README.md
@@ -5,8 +5,31 @@ seeding of math/rand)
# Usage:
-./gopass [number of characters]
+`./gopass [number of characters]`
+or
+`./gopass [number of characters] "[excluded characters]"`
eg:
-./gopass 32
-output: E$bGOiiPASS*,ISl{!MJ&<\[COOL0eVw
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+`./gopass 32`
+output: `E$bGOiiPASS*,ISl{!MJ&<\[COOL0eVw`
+`./gopass 32 "$,!"`
+output: `EYbGOiiPASS*2ISl{?MJ&<\[COOL0eVw` <- note the excluded characters are not present in the output
+
+# How to install/use for Windows:
+
+1. Download Windows binary, it may be helpful to simply rename it to "gopass.exe" (make sure to add .exe, this won't
+ need to
+ be typed to execute the file from the CLI, but it is required for Windows to recognize the binary) to keep
+ commands shorter.
+2. Move the file to your `C:\Users\[Username]` directory
+3. Opening the console *without* Administrator privileges will put you in the directory mentioned above by default
+4. Now type `gopass [number of characters]` (Ex. `gopass 64`) to generate a new password!
+
+# How to install/use for Linux:
+
+1. Download Linux binary, it may be helpful to simply rename it to "gopass" to keep commands shorter.
+2. Move the file to your home directory.
+3. `chmod +x gopass` if necessary
+3. Opening your terminal should put you in your home directory by default, if not, just type `cd` to get sent back to
+ home.
+4. Now type `./gopass [number of characters]` (Ex. `./gopass 64`) to generate a new password!
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