diff --git a/develop/index.md b/develop/index.md
index b0a12f101..36c9916be 100644
--- a/develop/index.md
+++ b/develop/index.md
@@ -69,6 +69,7 @@ Build, deploy, and maintain custom parachains with the Polkadot SDK.
- [Polkadot SDK source code repository](https://github.com/paritytech/polkadot-sdk){target=\_blank}
- [FRAME source code repository](https://github.com/paritytech/polkadot-sdk/tree/master/substrate/frame){target=\_blank}
+ - [Polkadot SDK Best Practices](https://libro.blockdeep.dev/index.html){target=\_blank}
diff --git a/develop/parachains/customize-parachain/index.md b/develop/parachains/customize-parachain/index.md
index 61da10cf6..2aa2e13cf 100644
--- a/develop/parachains/customize-parachain/index.md
+++ b/develop/parachains/customize-parachain/index.md
@@ -31,4 +31,10 @@ The [FRAME directory](https://github.com/paritytech/polkadot-sdk/tree/master/sub
Check out the Rust documentation for FRAME, Substrate's preferred framework for building runtimes.
+
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