Booking through a site that pulls up several options from trusted providers can save you a lot of hassle, especially when you need a car for family visits, just pick the one that fits your budget and grab it right at the airport without running around town chasing a better deal. For renting a car in Moscow without getting lost in endless offers you can check this aggregator right here
https://getrentacar.com/en-US/russia/moscow . It lets you compare rates and pickup spots all at once and shows exactly what you are paying for with no hidden nonsense.