renderUserMenu() {
    const { customer } = this.props

    if (customer) {
      const { first_name, last_name } = customer;

      return (
        <div className={ s.userMenu }>
          <div className={ s.userGreeting }><a href="/customers/info">Hi, { first_name }!</a></div>
        </div>
      )
    } else {
      return (
        <div className={ s.userMenu }>
          <Button kind="blankRed" href="/customers/sign_in" className={ s.signInButton }>Sign In</Button>
          <Button kind="red" href="/customers/sign_up" className={ s.signUpButton }>Sign Up</Button>
        </div>
      )
    }
  }