i switched to bbb and thanks to this site we enjoyed a full and enjoyable summer in the pool instead of all the head scratching with BAQUTRASH we couldnt believe the ease of maintaince and of our pool ,thank you for that --now as the new season is upon us i would like to know the best proceedure for opening as i plan on starting first part of may and would like to get my ducks in a row now ,as for now i plan on removing the cover, adding water ,changing filter sand and normal testing is there anything i should be looking for to make opening easier??