2, the guarantee contract relationship between the guarantor and the creditor.
3. A guarantee contract is a guarantee for an established loan contract. The loan contract is the main contract and the guarantee contract is the subordinate contract. Slave contract is subordinate to master contract.
4. The legal risk of signing the contract first and then having the contract text is great for all three parties, so it is recommended not to do so.
Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.