Eiruv

Hi. What is the opinion of Rabbi Yitzchok Abadi Shlit”a from Lakewood on relying on the the eiruv in five towns  New York (for sefardim)

Returning to the other store

if I bought two  of the exact same pairs of shoes from two stores, let’s say Macy’s and Marshall’s, that are completely seperately owned. Can I return the one I bought from Macy’s to Marshall’s.  what is Rav Yitzchak abadi’s opinion on this....

Edible vitamins on pesach

Does a chewy vitamin that tastes good need to be kasher lpesach? and if it doesnt taste good? and if it is meant to be taken as a course? and if it falls under the Ravs description of Chole SheYes Bo Sakana in teshuvos (that it shters ones learning or davening)?...

Electricity from battery

Hi i know by the Tshuva by the fridge light the Rav says that Electricity is Safek Mdoriysa Safek Mdrabunan. so i want to jnow if this safek is only where it plugs into the wall? Or if it comes from a battery (like a phone,laptop, etc.) is it Mdrabanan forsure?...