diff --git a/README.md b/README.md
index fb1c62d..7405ddd 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,9 @@
   * [devel](#namespace-devel)
   * [staging](#namespace-staging)
   * [prod](#namespace-prod)
+* [Persistent volumes](#pv)
+  * [Local provider](#pv-local)
+  * [Longhorn - distributed/lightweight provider](#pv-longhorn)
 * [HELM charts](#helm)
   * [Create a chart](#helm-create)
   * [Install local chart without packaging](#helm-install-without-packaging)
@@ -342,10 +345,16 @@ namespace-devel-limitranges.yaml:
 apiVersion: v1
 kind: LimitRange
 metadata:
-  name: limit-range-staging
+  name: limit-range-devel
 spec:
   limits:
-  - max:
+  - default:
+      cpu: 500m
+      memory: 1Gi
+    defaultRequest:
+      cpu: 10m
+      memory: 4Mi
+    max:
       cpu: 500m
       memory: 1Gi
     min:
@@ -376,7 +385,13 @@ metadata:
   name: limit-range-staging
 spec:
   limits:
-  - max:
+  - default:
+      cpu: 500m
+      memory: 1Gi
+    defaultRequest:
+      cpu: 10m
+      memory: 4Mi
+    max:
       cpu: 500m
       memory: 1Gi
     min:
@@ -407,13 +422,25 @@ metadata:
   name: limit-range-prod
 spec:
   limits:
-  - min:
-      cpu: 10m
+  - defaultRequest:
+      cpu: 50m
+      memory: 4Mi
+    min:
+      cpu: 50m
       memory: 4Mi
     type: Container
 ```
 `kubectl apply -f namespace-prod-limitranges.yaml -n prod`
 
+# Persistent Volumes <a name="pv"></a>
+## Local provider (local - ouf-of-the-box) <a name="pv-local"></a>
+https://rancher.com/docs/k3s/latest/en/storage/
+
+## Longhorn (lightweight/distributed) <a name="pv-longhorn"></a>
+* Requirements: https://longhorn.io/docs/0.8.0/install/requirements/
+* Install: https://rancher.com/docs/k3s/latest/en/storage/
+
+
 # HELM charts <a name="helm"></a>
 Docs:
 * https://helm.sh/docs/intro/using_helm/