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.
Education requirements. A high school diploma or GED is typically not required for most lifeguard jobs. You will probably need some sort of certification, however, from the Red Cross or another training program. Lots of employers require lifeguards to pass a certification test.areer paths for lifeguards. Most people who work guarding lives don't do it for the outrageous career growth prospects. Lifeguarding is a solid summer job, though it can lead to year-round work at an indoor pool. If you're looking to get into a job in parks and recreation, though, this could be your stepping stone.