Definitely ask the bud tender at your dispensary, and smoke small amounts at a time after trying the strain you get. Keep in mind that it can exacerbate things like paranoia and anxiety, so definitely try it at home before venturing out while under the influence.
Two things that will help bring you down are sweets and caffeine, so it’s a good idea to bring some chocolate/candy and coffee with you in case you get overwhelmed.
OCB’s in general have become my go to brand. The gum is better and more consistent than any other brand I’ve used.