Set yourself apart from your competitors by giving your customers a professional, organised client portal. Client Portal integrates with WordPress to help you manage your client projects without the bulky project management software.
Features:
GoogleDocs for working on content or collaborative documents
Dropbox for keeping files in sync
HelloSign for signing and storing contracts
Nusii for proposals
Invision for website prototypes
BitBucket for filing bugs
Trello for feature requests
Slack for communication