You will not be unable to win this war. Squirrels are territorial. So, if you move away one others will move in open space. 10 m it is not enough distance you have to bring them further away. The only way is to find exterminator who will screened the openings in your roof (access for them.It is expensive however, for 3 past years we do not have any problems. You can do it yourself if you good with tools , ladders, height.

I been trapping this tree rats for years without real result(it is ok for week or too than new pair move in) till we squirrel proof openings

good luck