1) Best way to avoid underwatering and overwatering situations for houseplants is to provide the sufficient amount of water that means only provide the required amount of water until the soil becomes wet not soggy.(avoid standing water in the pot for longer periods).
2) If the plant is lacking sunlight place it near the window, balcony or under the shade where indirect sunlight comes few hours a day.
3) Keep plants in more humid rooms of your house, like a kitchen or bathroom.Place Group your plants together, as they create humidity through transpiration.