Nice initiative, I for one are having a hard time finding people who are ready to give some constructive criticism and feedback.
First of all, I do notice some improvements over the course from first to latest page/strip. Maybe you should focus more on the lineart to make it look a wee bit smoother. One thing I'm learning now is to think in simple shapes and create from them.
Your word balloons are my main concern. If the balloons look sloppy or boring, it affects the overall impression. Get yourself a better font (I did, and it does wonders) and have a look at some lettering tutorials All in all, great comic otherwise! Witty and emotional.
My horror/comedy webcomic:
Check out "The Lonesome Ghost" from Curly the cursed con man
on Tapas https://tapas.io/series/Curly-the-cursed-con-man/ep1