Added additional lines

Author: P-T-I

README.md

@@ -22,6 +22,9 @@ for the installation steps.
 In the root of this repo there is a docker-compose.yml file that can be used
 to build and run the required containers for CVE Search.
 
+You will need to [install docker-compose](https://docs.docker.com/compose/install/)
+in order to perform this option.
+
 Simple clone the repo, move into the root of the cloned repo and run the command:
 ~~~
 docker-compose up 
@@ -33,6 +36,9 @@ the webinterface might have difficulty establishing connection to the mongodb.
 Once done populating the connection should be restored automatically and the  
 webserver should function normally.
 
+The mongo and redis containers are configured to persist their data to the hosts'
+file system; a .cve_search_data folder will be created when the containers are started.
+
 ### Included in this repo
 
  - Mongodb database dump exported via the `mongodump -d cvedb --gzip` command;