Explain how to get blockfrost and local marlowe runtime

doc/howToDevelop.md

@@ -1,5 +1,5 @@
 
-# Development 
+# Development
 
 ## Build
 
@@ -34,7 +34,12 @@ $ npm run test
 
 ## E2E tests
 
-In order to run the E2E tests you need to create a `./env/.env.test` file that points to a working version of the marlowe runtime and a working Blockfrost instance and a faucet PK
+In order to run the E2E tests you need to create a `./env/.env.test` file that points to a working version of the marlowe runtime and a working Blockfrost instance and a faucet PK.
+
+If you haven't done it before, go to https://blockfrost.io/ and create a free-tier account. Then, create a project and copy the project ID. Blockfrost is a Lucid dependency, eventually when
+we migrate to a different library this wont be necessary.
+
+To create an instance of a local marlowe runtime, follow the instructions in the [marlowe starter kit](https://github.com/input-output-hk/marlowe-starter-kit/blob/main/docs/preliminaries.md)
 
 TODO: explain how to get the Faucet PK