.....Please read online or download our file preparation guidelines. A few minutes of preparation at the start of the project will ensure a smooth workflow through the rest of the production process. ..... Once your file is received, a customer service representative will be in touch with you, and a proof will be prepared for your approval. Most of our clients take advantage of our pdf-based softproof workflow. Platform-independent pdf files are especially useful in projects where many parties have to sign off on an item before approval.