How do these provisions contribute to the overall goal of promoting good governance and democratic accountability at the grassroots level?
The provisions listed contribute to the overall goal of promoting good governance and democratic accountability at the grassroots level by establishing a clear framework for conducting elections, allocating responsibilities to various authorities, and ensuring that the process is fair and transparent.

1. Clause (2) in Section 155 ensures that elected officials cannot be negatively impacted by changes made after their appointment, which helps maintain stability and consistency in governance.

2. The provisions related to the Governor of a State in Section 155 highlight the importance of collaboration between different branches of government when it comes to conducting elections, ensuring that the State Election Commission has access to the necessary staff for discharging its duties.

3. Section 243L applies the election provisions to Union Territories and allows for modifications or exceptions as deemed necessary by the President, which helps tailor the process to suit the unique needs of each territory.

4. Section 243M exempts certain areas from the election provisions, acknowledging that some regions may require specialized governance arrangements due to their cultural, social, or geographical characteristics. This flexibility can contribute to better governance by allowing for localized solutions tailored to specific communities' needs and circumstances.

Overall, these provisions work together to establish a clear and adaptable framework for conducting elections at the grassroots level, ensuring that democratic processes are in place to promote good governance and hold elected officials accountable to their constituents.