Eldakar

It says that it is fabric sealed and guy have 99% of positive votes. Im also from Poland so i know that guys in allegro who sell stuff dont get far with scamming peaople. I was more concerned about quality of the bricks. He also have this for sale: https://allegro.pl/oferta/mega-klocki-techniczne-auto-samochod-2886el-23016-10110394902?fromVariant=10118248236 which looks kinda good eh? EDIT: found video EDIT 2 : it turns out it's a MOC?..

https://allegro.pl/oferta/klocki-techniczne-auto-samochod-3408el-zestaw-010-10118175334 3408 parts for 63 EURO... not sure what to think.. need your guys opinion..

So i have 42063 set. I want to make a MOC that i found here: https://rebrickable.com/mocs/MOC-24021/MK constructor/42063-c-model-motorcycle/#details What should i do..I opened it with LEGO Digital Designer .. how do i make it pdf instruction, so i could open it on my smartphone?