besides using the tomato suckers to grow new tomato plants to extend your tomato season ( with the weathers co-operation) and feeding them etc... what else can I do to increase my tomato crops ? Also, is the e-book Organic Tomato Magic by Kacper M. Postawski worth the $19.95 he asks for it.
Some varieties are genetically more productive than others. The heart shaped tomatoes are absolutely wonderful, but not a very productive type. Look for varieties touted to produce more tomatoes and you'll usually do all right.