acrossの使い方について

Would you be able to send an invite across for birth？
Would you be able to send an invite across for youth？
Would you be able to send an invite across for 15th？
Would you be able to send an invite across for Mr.Smith's？
Would you be able to send an invite across for forties？
I tried to put adequate stuff into 〇〇. Google'd translate anything as it like. this question'd be a quiz. Please re-post after filling the blank.

この前にどんな話がなされているのかが分からないと確かなことは言えませんが、「グループ全体を横切るように」というイメージで「across」を使ったのではないでしょうか。

Would you be able to send an invite across our group?

Would you be able to send an invite to every one of us?

Would you be able to send an invite to everyone in our group?