(DOCSP-6823): Copy review

Author: melissamahoney-mongodb

source/style-guide/blog-guidelines.txt

@@ -4,10 +4,10 @@
 Blog Guidelines
 ===============
 
-When you write a blog, your grammar should be correct but you do not
-have to adhere strictly to the technical documentation Style Guide. The
-following guidelines are specific to writing blogs for the
-`MongoDB Blog <https://www.mongodb.com/blog>`__ site.
+When you write a blog post, your grammar should be correct but you do
+not have to adhere strictly to the technical documentation Style Guide.
+The following guidelines are specific to writing blog posts for the
+`MongoDB Blog <https://www.mongodb.com/blog>`__.
 
 Blog Manifesto
 --------------