Where did the extraneous wording ''go ahead" come from? It's meaningless. Just proceed directly to the verb: ''Attach posts." ''Screw in rail." etc. You don't have to ''go head" and do anything.
Hi! The guide blocks are included with our post mount kits. Here is a link to learn more about the post mounts we offer: www.weatherables.com/accessories/railing/post-mounts.html