The answer to 'maid service buildup' is that it is a common issue caused by a buildup of dirt, dust, and debris that accumulates over time in areas cleaned by a maid service. Symptoms can include visible dirt, grime, and stains on surfaces that were previously cleaned, as well as a general feeling that the home is not as clean as it should be.
The main causes of maid service buildup are inadequate cleaning techniques, not using the right cleaning products, and not cleaning thoroughly enough. This can happen when maids are rushed, don't have the proper training, or don't have enough time allotted to clean the home properly. In some cases, the maid service may also be cutting corners to save time and money.