Your thesis statement should follow these rules:
Not Arguable: Heroin is bad for teenagers.
Arguable: At least 5% of the federal budget should be spent on teen drug prevention programs.
Not Clear: Drug use is detrimental to society.
Clear: Illegal drug use is detrimental to society because it encourages gang violence.
You should be able to defend your argument with credible evidence. Click on the "Locate Information" tab of this LibGuide to locate evidence to support your argument.
See Developing Strong Thesis Statements (Purdue University) for more information!