Porter booked by registered dealer in related to movement of goods RCM applicable or not

Movement of the Goods has been done from Pune to Mumbai 3-4 days before Now After 3-4 days Invoice is made and E-way bill is made by putting random vehicle number Being a GST officer how would you catch them ?? Plz reply the answer

Is consignment notes are the same as BIlti or LR

When a CA firm provides printed t-shirts to all it's employees, And mention firm name and CA logo on t shirts, then it is allowed as per professional ethics??