diff --git a/Automatic-output-splitting.md b/Automatic-output-splitting.md
index 2db7fb0..d667c25 100644
--- a/Automatic-output-splitting.md
+++ b/Automatic-output-splitting.md
@@ -1,9 +1,9 @@
 Due to limitations of **KindleGen** - tool used by **KCC** to create _MOBI_ files - maximal size of output file is highly limited.
-Fortunately **KCC** will automatically split tasks into multiple _MOBI_ files **if provided input files are using use proper structure.**
+Fortunately **KCC** will automatically split tasks into multiple _MOBI_ files **if provided input files are using proper structure.**
 
 For now **KCC** support three directory structures. If none of these structures will be used creating MOBI file might fail.
 **Naming conventions listed below are NOT necessary. Only structure matter.**
 
-If input directory have more than 250mb and variant with volume directories will be used **KCC** will create separate MOBI for each one.
+If input directory have more than 250MB and variant with volume directories will be used **KCC** will create separate MOBI for each volume.
 
 ![FS](http://kcc.vulturis.eu/img/FS.png)