When property buyers are faced with the problem that developers do not provide tax stamps, it is an effective way to negotiate with developers to solve it. There may be some misunderstandings or disputes that need to be solved through communication. Property buyers can clearly express their requirements and ask developers to provide tax stamps or other supporting documents. If the developer can provide other supporting documents, such as receipts and contracts, etc. These documents can be used as proof for buyers to solve disputes. Property buyers can contact the local tax authorities to understand the situation and consult how to deal with it. The tax department will ask the developer to provide relevant supporting documents in order to verify the developer's situation. Property buyers can provide relevant information and evidence to the tax authorities to help solve the problem. If the problem cannot be solved through consultation with the tax authorities, buyers can consider seeking legal aid. Property buyers can consult lawyers to understand their rights and interests and the actions they should take. Lawyers can help buyers assess the situation and provide legal advice and support, including possible legal procedures and remedies.