Olive Invest requires Tier 2-Standard Margin options trading level is enabled to execute trades.
How to check the options trading level of your account using TD Ameritrade website
Logon to TD Ameritrade
Select the "Client Services" tab
Under the heading "My Profile" Click General
Find the heading Elections & Routing
Review the value for Option trading
Confirm Option trading value is Standard Margin or Advanced.
If the Option trading value is Tier 1 - Covered or Tier 2 Standard Cash apply click the Apply for Upgrade link to complete the request. Learn more about Options Approval Levels here: Options Approval Levels