# ASA airdrops and Open sale for Algos

**URL:** <https://forum.algorand.co/t/asa-airdrops-and-open-sale-for-algos/3338>\
**Category:** General\
**Tags:** teal, asa, smart-contracts, algorand-wallet\
**Created:** [May 20, 2021, 8:22am UTC](https://forum.algorand.co/t/asa-airdrops-and-open-sale-for-algos/3338 "2021-05-20T08:22:44Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![RAJINI](https://avatars.discourse-cdn.com/v4/letter/r/c68b51/32.png) [@RAJINI](https://forum.algorand.co/u/RAJINI)\
**Post date:** [May 20, 2021, 4:58pm UTC](https://forum.algorand.co/t/asa-airdrops-and-open-sale-for-algos/3338/3 "2021-05-20T16:58:29Z")

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Is opt-in via algosigner and to participate is airdrop is possible through algosigner?

For example to participate in open sale, sign via algosigner, and  
To participate in airdrop sign via algo signer is possible.

We wanted to airdrop to every unique Algorand address.

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