diff --git a/README.md b/README.md
index b1b879c..fff1561 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,11 @@
 
 1. Create credentials.yml template file
 
+Inventory Semantics
+===================
+
+[A full description of inventory semantics](inventory.md). 
+
 Scaffold required folders
 =========================
 
diff --git a/setup-base.yml b/setup-base.yml
index c2855e2..dc09b37 100644
--- a/setup-base.yml
+++ b/setup-base.yml
@@ -107,6 +107,7 @@
     - '{{ role_workspace }}'
 
   - name: Yum packages
+    become: yes
     yum:
       name: '{{ item }}'
       state: present
@@ -116,6 +117,7 @@
     when: ansible_pkg_mgr | lower == 'yum'
 
   - name: Debian packages
+    become: yes
     apt:
       name: '{{ item }}'
       state: present
@@ -130,6 +132,7 @@
     git:
       repo: '{{ host_repo }}/apigee-opdk-ansible-configuration-samples.git'
       dest: "{{ ansible_config }}/configurations"
+      accept_hostkey: yes
 
   - name: Git checkout of sample inventories
     become: false
@@ -137,6 +140,7 @@
     git:
       repo: '{{ host_repo }}/apigee-opdk-ansible-inventory-samples.git'
       dest: "{{ ansible_config }}/inventory"
+      accept_hostkey: yes
 
   - name: Git checkout of sample playbooks
     become: false
@@ -144,6 +148,7 @@
     git:
       repo: '{{ host_repo }}/{{ item.repo }}.git'
       dest: "{{ item.workspace }}/{{ item.repo }}"
+      accept_hostkey: yes
     with_items: "{{ repos }}"
 
   - name: Add empty credentials.yml file to .apigee