“I understand the trust issue, and if you have a new cleaning crew come in, or if you can’t physically leave, by all means, stay at home. Just seclude yourself in one part of the house, like a bedroom, so they can clean the rest of the house. When it is time to clean that room, move on to another part of the house they have already done. Once you build trust with your cleaners, you can give them a key or stash it outside somewhere.
Article source: https://www.huffingtonpost.co.uk/entry/professional-cleaners-biggest-dos-and-donts_uk_62ff52f4e4b0a85a819ac487