Even the weather can affect the GPS signal eg dense clouds and rain

Can you repeat this sentence, but add in punctuation?
Even the weather can affect the GPS signal (e.g. dense clouds and rain).
The design geometry is geared for a causal rider which means a comfortable and smooth ride

Can you repeat this sentence, but add in punctuation?
The design geometry is geared for a causal rider which means a comfortable and smooth ride.
We will be extremely grateful for such a help

Can you repeat this sentence, but add in punctuation?
We will be extremely grateful for such a help.