Fair oaks customer stated gust bathroom tub to be slow to drain. Upon arrival found that tub stopper was tripped halfway. Tested tub by running tub spout and shower for several minutes, tub is not backing up or slow to drain confirmed water flow at main line clean out in back of home. Informed home owner of crystal blue membership, owner is going to review brochure and get back to us. No issues at this time, no charge to customer.