clarify snowflake qs steps

website/docs/guides/snowflake-qs.md

@@ -191,7 +191,7 @@ Using Partner Connect allows you to create a complete dbt account with your [Sno
 
         <Snippet path="snowflake-acct-name" />
 
-    * **Role** &mdash; Leave blank for now. You can update this to a default Snowflake role later.
+    * **Role** &mdash; `TRANSFORMER` or your default Snowflake role. This tells dbt what Snowflake role should be assumed after connecting to Snowflake.
     * **Database** &mdash; `analytics`.  This tells dbt to create new models in the analytics database.
     * **Warehouse** &mdash; `transforming`. This tells dbt to use the transforming warehouse that was created earlier.
 
@@ -224,7 +224,7 @@ Now that you have a repository configured, you can initialize your project and s
 2. Above the file tree to the left, click **Initialize your project**. This builds out your folder structure with example models.
 3. Make your initial commit by clicking **Commit and sync**. Use the commit message `initial commit`. This creates the first commit to your managed repo and allows you to open a branch where you can add new dbt code.
 4. You can now directly query data from your warehouse and execute `dbt run`. You can try this out now:
-    - Click **+ Create new file**, add this query to the new file, and click **Save as** to save the new file: 
+    - Click **+ Create new file**, add the following query to the new file, and click **Save as** to save the new file: 
         ```sql
         select * from raw.jaffle_shop.customers
         ```