The cost is one of the most important factors to consider when looking for a house cleaning service. The cost of a service is affected by a variety of factors, including the size of your home, the frequency with which you require the service, and the services they provide. Some cleaning services provide a one-time cleaning, while others provide monthly or bi-weekly cleanings. Some will come to your home and do all of the work themselves, while others will send cleaners to work with you on a deep clean. Some businesses also have a variety of services to offer, such as pet grooming and window washing.