1. Down payment reduction: college students can enjoy the down payment reduction policy, and some areas can even reduce the down payment by 50% to alleviate the pressure on college students to buy houses.

2. Housing subsidies: Some local governments will provide housing subsidies to help college students buy the first suite, and some places can even provide subsidies of tens of thousands of yuan.

3. Loan concessions: College students can enjoy loan concessions, some places will provide interest rate concessions, and some places can even provide preferential policies such as extending the loan period.

4. Housing provident fund concessions: College students can enjoy housing provident fund concessions, some places can provide housing provident fund loans, and some places can even provide housing provident fund subsidies.

5. Tax incentives: College students can enjoy tax incentives, some places can provide tax relief for house purchases, and some places can even provide preferential policies such as extending the period of tax relief for house purchases.

It should be noted that the specific policies and preferential policies will vary according to the changes of regions and policies. It is best for college students to understand the local policies and purchase procedures before buying a house.