Seeking ppl who are looking to gain weight...looking for workout partners

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Hello everyone
Im Rhona from NC & Im looking for friends to join me on this weight gaining journey.
I am a 44-year-old grandma who wants to be at least 143lbs. I weigh 123lbs now.
Please feel free to share helpful hints and best exercises for bulking up for beginners.
Thanks everyone and feel free to add me or just introduce yaself