If you want to delegate less than 2.000 $Azero you can use the Hermes Nomination pool which allows you to act as one delegator together with other users in a non-custodial manner.
Step 1: Buy AZERO on one of the supports exchanges
Step 2: Create a new account on the web wallet
Step 3: Fund your wallet with the newly purchased AZERO
Step 4: Under "Network" -> "Staking" -> "Pools" choose "Hermes Stakepool Germany" and click "Join" on the far right side
Step 5: Choose the account you want to delegate to the pool and click "Join"
Be aware you are actually sending your funds to the Nomination Pool account and won't see the balance under the normal "Accounts" tab anymore. However to see the accumulated rewards simply
navigate to "Staking" -> "Accounts" -> "Pooled"
To claim the rewards from a nomination pool click the three dots on the right and choose "Withdraw claimable"