I believe it would generally be a good idea to subject the Delegate's use of such powers to regional law, as passed by the Assembly. I think it is important to stress that I do not suggest passing legislation regulating the use of these tools at the moment (with the exception of the flag, see below), I think it is a good idea for the Assembly to be able to make up policy on these areas - say, for example, adspam suppression or WA voting.
Currently, clause B of Article 4 reads:
My proposal is that it'd be amended to something along the lines of:B: The Delegate may change the regional World Factbook Entry and act on WA proposals and resolutions as they see fit.
B: The Delegate may use the Regional Controls and act on World Assembly proposals and resolutions as they see fit, subject to regional law.
Concurrently, I suggest codifying the regional flag: