The issue of whether Mahr is necessary to make the marriage valid is a common question. Mahr is a mandatory gift. However marriage without Mahr is valid.
The answer to whether false lashes are permissible or not depends on the situation. The situation can be divided into medical purposes and cosmetic purposes.
Lying is not allowed in Islam. Thus it is not permissible to lie about anything including the salary. One can avoid answering the question or refuse to answer.
Islam has distinguished hair into three types. The chest hair for men comes under the category of no rulings defined. Thus it is permissible to remove chest hair for men.