Does cultural difference and multiple skills and knowledge within virtual teams positively affect the increase in innovation?

Question

Question 1: Are virtual teams considered one of the tools used to achieve a competitive advantage for organizations?

Question 2: Are virtual teams considered a modern administrative practice that cannot be overlooked with technological development and modern means of communication?

Question 3: Does apply this practice within business organizations lead to an increase in innovations?

Question 4: Does cultural difference and multiple skills and knowledge within virtual teams positively affect the increase in innovation?

Question 5: What are the difficulties that face business organizations to rely on virtual teams?

Question 6: How can one address these difficulties and reach the best solutions?