Complex sentence: No Way Out grossed over $450,000 ticket sales from an attendance of approximately 11,000 and received 350,000 pay-per-view buys, and was instrumental in helping WWE increase its pay-per-view revenue by $11.9 million compared to the previous year.
Split into simpler sentences: No Way Out grossed over $450,000 ticket sales from an attendance of approximately 11,000 and received 350,000 pay-per-view buys. This event helped WWE increase its pay-per-view revenue by $11.9 million compared to it's previous year.