As for the segula part the best place would be Sefforim like
????? ????
The significance of Maftir Yonah my guess oven fresh. How many Maftirs are one of the required aliyos other than Taaniyos.
Signiicance of Pesichas Neila ??? ??? ??? ??? ????? ???
Sounds good? Anybody out there can offer something better?
>>> never any way to verify<<<<< And $$ at time of sale ???
Or do you work on a COD bais?