bottleneck-slow down or impede by creating an obstruction; His laziness has bottlenecked our efforts to reform the system. blockade, obstruct, stymie, stymy, embarrass, hinder, block-hinder or prevent the progress or accomplishment of; His brother blocked him at every turn.
Becoming a Lifeguard. Becoming a lifeguard does require an initial investment of time and money. Certification courses cost anywhere from $150 to $500, and take upwards of 30 hours to complete.
Generally, these can take one or two years to complete. Another certification that can be received in the first initial steps of a career is the Life Underwriter Training Council Fellow or FUTCF from the American College. This is a very basic course that teach the fundamental concepts of insurance.