# How-to Guides
How-to guides provide instructions including sample code that you can follow to complete a specific task.
All the data in Waves blockchain is public and can be read by anyone. For example, you can retrive data from account data storage, account balance, a list of transactions by certain account, or current blockchain height and time.
To perform any action on the blockchain, you need to create a transaction of appropriate type, sign it and send to a node.
# Tokens & Assets
Issue your own token that represents some digital asset. New token is immediately available for transfers and trading, so you can use it in your games, DeFi apps etc.
Airdrop (Python 3)
Promote your app by transferring your token to active Waves addresses collected from the last blocks.
Prodive your customers with the ability to make payments in WAVES, Neutrino, Ethereum or any other asset issued on Waves blockchain or supported by Waves.Exchange gateways.
To buy or sell asset (except NFTs), you need to create an order, sign it and send to the exchange.
This trading bot implements scalping trading strategy that exploits small changes in currency prices: it buys at the mean price minus some price step and sells at the mean price plus some step, in order to gain the bid/ask difference.
The complete cycle of launching a decentralized application: from creating a dApp account to writing a web application that calls dApp functions.
This dApp implements voting among HOA (homeowners association) members on the Waves blockchain. The dApp script checks if a voter has rights to vote and writes voting results to the dApp data storage.
Band's bridge smart contract on the Waves blockchain provides the following price data: BTC/USD, ETH/USD, WAVES/USD.