anything which was once considered feminine?
Such as fedoras?
What about all those who haven’t stood up against Eiver Min HaChai?
Bike rentals usually are by the hour and rarely overnight. The places that rent trailers usually require that you also rent the bike from them.
If you still want to pursue this, try bike shops closer to the Hudson River.
Why was the Mishnah Berurah picked to be the sefer followed l’halacha?
I think it is because our generation perceives Roshei Yeshivah as being greater than Poskim.
There was one, but you can thank the OU for shutting it down for non-kashrut related reasons.
IIRC this particular instance was for non-food related reasons, not non-kashrut related reasons.