When writing persuasive essays, it is important to establish a strong argument and support it with reliable evidence. Start by researching your topic and gathering evidence to support your claims. Once you have your evidence, create an outline for your essay that will provide a logical structure for your argument. From there, you can begin writing your essay. Make sure to provide a clear thesis statement and back up your claims with evidence. Use persuasive language to make your point and be sure to address any counterarguments. Finally, end your essay with a strong conclusion that reiterates your argument and leaves the reader with something to think about.