Your school is organised a blood donation camp you are volentare write a letter to your friend describing your experience

dear friend i m giving you the value points .
firstly you should ask that how is your friend 
talk about  importance of blood donating 
then come to your experience: specialised doctors and their team, proper tents and seats to sit, proper equipments so that there will no problem to the donator, teachers of your school has also participated, how many people participated, from which hospital they came, how do you get the importance of blood donating, you donate or not , how you fell after donating blood ,