*(Monopoly Game style)*
We should be able to construct a model of local finance using these easily understood and commonly used phrases.
.
I will exchange this for than.
May I exchange this for that.
We all agree that you must allow me to exchange this for that.
You promised that I can exchange this for that.
This is mine. I own this.
I control access to this.
That is yours. You own that.
You control access to that.
What I want from you is...
You may have my...
I pay you for...
Will you accept this token for later use?
Can I write you a check?
I will accept that token for later use.
I will accept that token for use with someone else.
Will you accept this token that others may use?
Who will accept this check?
This is now yours...
May I borrow...
I promise.