I’m not sure these overlapping dots necessary represent the data so well… e.g. it gives the impression that London has only had about three terrorism incidents…

https://en.wikipedia.org/wiki/List_of_terrorist_incidents_in_London

I feel like a separate breakdown per lead source would be interesting - was one source complete junk?

Second paragraph is wrong - UK law mandates 20 paid days off, plus there are 8 paid public holiday days