getting started

[peter2]

My pool needs help, i am down to 1 skimmer and 1 main,water is cloudy,have been shocking to keep blue,the ph is way down should i go to pool place and get the chemicals for 300.00 or get 30 lbs of baking soda and test again in a day or so.,cant keep filter running, needs to be bumped continously. help !!!!peter