Medium - medium high. Avoid direct sunlight
Keep the soil moist, but not wet. Regular misting with tepid water is beneficial
The vines can be trimmed to keep them to a desired length. The vines are likely to branch below the cut.
Dilute fertilizer added to the water whenever you water the plant will be ideal.
Likely to be susceptible to mealybugs and spider mites. Mealybugs should be removed by cleaning the plant, or by cutting off heavily infested foliage. Regualar misting with tepid water will deter spider mites, as will keeping the plant in a humid place, such as a bathroom.