A pay-per-click campaign It gets expensive to buy sponsored links from the Google’s Adwords or Yahoo’sSearch Marketing services. But your competitors are undoubtedly doing it. So if you’re not, it’s unlikely you’ll be competitive (unless you have a very compelling product or price). As online competition has increased, a PPC campaign has become essential.
In professional diving, checklists are used in the preparation of equipment for a dive, and to ensure that the diver and life support systems are fully prepared before they enter the water. To a lesser extent, checklists are used by a minority of recreational divers, and by a larger proportion of technical divers during pre-dive checks. Studies have shown checklists to be effective at reducing the number of errors and consequent incidents.