Using Figure $10\mathrm{.}4($see Chapter $10),$ how might you expect interaction and information flows involving $$sales$$ and $$purchasing$$ teams from companies such as Schlumberger and Shell respectively to evolve, as suppliers and customers move from transactions to value co$-$creation? What skills do you consider necessary for members of the sales team in crafting and implementing solutions for customers in the oil and gas industry? How might social media be used internally to ensure a shared understanding of and commitment to customer$-$specific programmes of action?