Prepositions question no. 1 - at VS in McDonald's

I think that meeting someone at a place where one could be inside or outside is perfectly adequate without specifying the exact location.

PhilipI think that meeting someone at a place where one could be inside or outside is perfectly adequate without specifying the exact location.

I'm not sure if I got the point.

Hmm... the other day I told my friend we would meet at McDonald's... I was waiting for her outside, she was waiting inside. We wasted 15 min...

As a result of that, I

Perfect StrangerI started thinking that the reason of that situation was because of miscommunication.

It could be attributed to miscommunication, of course. One could say inside or outside to differentiate if necessary. However, I think the real problem is one of judgment. If I were looking for someone outside McDonald's and didn't see him or

Hmm... Thanks Philip. Coming back to my question. Do native speakers usually say Let's meet at or in McDonald's ? Is there any difference between them?

Perfect Stranger Do native speakers usually say Let's meet at or in McDonald's ? Is there any difference between them?

I often say "Let's meet at the Cafe."

When there is no place at the Cafe to sit outside and it is over 40 degrees C, and people are frequently delayed by traffic jams or finding a parking space, how would you interpret it?

A minor comment.

Let's meet up at McDonald's at 14.00.

This sounds to me like the speaker is in the army, or has recently been in the army. It would not normally be said.

Clive

I'm confused My grammar books say thatalways goes with present simple ... not present continuous

I meant 2 pm