the start of the month

I pay the rent at the start of the month.

私は月初に家賃を払います

I pay the rent at the bank at the start of the month.

私は月初に銀行で家賃を払います

I pay the rent at the bank without fail at the start of the month.

私は月初に銀行で忘れずに家賃を払います

I pay the rent at the bank in the morning without fail at the start of the month.

私は月初に午前に銀行で忘れずに家賃を払います

I pay the rent at the bank with my wife in the morning without fail at the start of the month.

私は月初に妻と午前に銀行で忘れずに家賃を払います