My favorite thing about mail in voting is Utah. Utah for years had a very successful mail in voting operation. Everyone loved it. A few critics here and there, but generally well respected. Then Trump lost and now mail in voting is a very bad thing, don't you know! (even thought Trump won by an overwhelming majority in Utah via mail in voting)
If I don't own the product after purchase, the button shouldn't say "buy/purchase" it should say "rent".