If anyone has attended prenatal classes please share some tips taught.my sister in law is 2 months pregnant and thinking of attending at a later stage since I did not attend any I am unable to advice

Hellooo everyone mera baby one month ka hai wo 2 din se bhoot zyada dudh nikal raha h taza taza Hez on fm main feed krane k bad burb b krati hu shoulder par b rakhti hu 15 to 20 mints but jese he lita deti wo dudh ulat deta h main usko 60 ml deti hu fm or wo kam se kam 35 ml nikal he deta h M really worried kindly suggest something

Thnx.all dear frndz present here..4 ur support &worthy rplies,suggestions..u all hav been very helpful to me..highly indepted 2 u always.blessed with a cute girl child after 5 yrs of marriage on 11 sept.through c.section..altough these days were very difficult for me yet fruit is precious..priceless..valuable..plz bless my child with ur wortiest bkessings...