Starting issue, fuel smell
A few things can cause rough starting like you have described. The usual culprits are issues with the battery (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-battery), starter (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-starter), fuel pump (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-fuel-pump), fuel filter (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-fuel-filter), or the ignition switch (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-ignition-switch). I'd recommend enlisting a qualified technician to...