less people in a space makes ventilation less of a challenge, if you have less people, you don t need as much ventilation to reduce the transmission. ahead of that, making sure that spaces are not stuffy, that they are properly ventilated, open your windows every so often. it s difficult, because it is cold outside. it does mean opening all windows all the time, open them a bit every so often. it s the cumulative effect of lots of small things that make the overall distance. difference. no one thing will be a quick fix. tit distance. difference. no one thing will be a quick fix. in terms of any indoor thing will be a quick fix. in terms of any indoor groupings, - thing will be a quick fix. in terms of any indoor groupings, what i thing will be a quick fix. in terms. of any indoor groupings, what you are talking about, it is going right back to the basics, as you say, where we were at the beginning, which is reducing the number of people inside enclosed spaces and having windows o