In one sentence, describe what the following article is about:

To obtain an Advanced Paragliding Rating (P-4), which permits you to fly technically challenging flights, you must meet the following log requirements: 250 logged flights 5 intermediate level flights at 5 distinct sites, 3 of which must be inland flights At least 80 logged flying days At least three intermediate level 1 hour flights from 2 distinct locations in thermal lift without sustaining ridge lift. At least one intermediate level 1 hour flight in ridge lift without sustaining thermal lift At least 75 hours of logged airtime Flown at least 5 different canopies To obtain your P-4 rating, you must pass the Advanced Paragliding written examine and sign waiver assuming the risk for advanced paragliding. You must also exhibit mastery of these advanced skills: The ability to prepare your harness, canopy, and backup reserve parachute. The ability to analyze and report conditions. The ability to remain connected to the paraglider while remaining clear of lines and risers. The ability to maintain control over all inflations and launches. The ability to complete smooth and safe landings on your feet. The ability to complete figure 8 turns. The ability to land within 10 feet of a target at least 3 times. The ability to complete and reverse 360 turns at various wind speeds. The ability to collapse the wings up to 50% while maintaining directional control. The ability to prove to an instructor that you are not a risk to spectators, other pilots, or the site. After completing all the necessary requirements, you will receive your P-4 rating. This rating signifies that you have the skills and knowledge to assess and fly technically demanding sites. The operating limits for a P-4 pilot include remaining 30 feet away from another glider in smooth air conditions and 100 feet from another glider in turbulent air conditions.

Summary:
Meet the log requirements. Demonstrate your mastery of advanced skills. The ability to create and execute a flight plan. Receive your P-4 rating.