@NatureLover thanks for your help. the saved bit i now get. and i can tag some one to send to them personally.  so im thinking ther are people that reply to some thing i sent. if i find it i can reply direct. then there are people that sent  letters to other peoples posts or forums i think they are called. i i see one i can tag them. then you have and article like , build resistance that i came accross . ( is that called a blog or a post) ? and not sure how to leave a comment where the auther will see. but ill have another go latter in the week. back on the farm a post goes in the whole, a blogs what a stepped when i walked out the back door, and threads are the hand me down rags that pass for wardrobe here, and yes im sure some one helped me with all this but my computor is getting as messy as my place. now , no need to repply , im going to see what my new friend mr google has to say. if i were there id give you a big thankyou hug, . take care and stay safe. tonys.