1. Use gulp sass to compile sass into css without affecting the rest of the source files
2. Use gulp build to build the website files into a dist directory, ready for uploading to any web server
3. Use gulp deploy to deploy the dist directory to a web server, the details for which can be included as described below
4. Use gulp build:deploy to run the last two tasks, gulp build and gulp deploy all in one go

In order to use gulp deploy

1. Rename sample.conf.json to conf.json
2. Fill in the ftp connection details
3. Run gulp deploy:test to test the connection - if the output includes file names that means that the files on the server exist locally also
4. Run gulp deploy