# Grin exchange idea

**URL:** <https://forum.grin.mw/t/grin-exchange-idea/10574>\
**Category:** Uncategorized\
**Created:** [June 8, 2023, 11:13am UTC](https://forum.grin.mw/t/grin-exchange-idea/10574 "2023-06-08T11:13:27Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![trab](https://avatars.discourse-cdn.com/v4/letter/t/f04885/32.png) [@trab](https://forum.grin.mw/u/trab)\
**Post date:** [June 8, 2023, 7:07pm UTC](https://forum.grin.mw/t/grin-exchange-idea/10574/7 "2023-06-08T19:07:41Z")

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> [@Cryptised](#):
>
> It should be easy for a merchant to implement a payment system, and it should be easy for peers to send/receive

I think that is what the Contracts work is for: [Grin-wallet contract prototype - #19 by oryhp](https://forum.grin.mw/t/grin-wallet-contract-prototype/9745/19)

the idea is to make it possible to have invoices, right? @oryhp

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