After placing the pill at the back of their throat, hold the jaws together gently and blow into their nostrils. All the while talking softly, rubbing the front of their neck where the adams apple would be and you will fell them swallow it, and holding the animal firmly but gently. After handling thousands of animals while working the animal shelter, we got pretty good at it. One of the girls just had a horrible time giving it to them. She stuffed it in a 1" piece of weiner or one of those pill pockets and threw it in the cage and walked away. She just knew the animals were taking it. I would do my hourly rounds and find the pill on the ground and the pill pocket eaten.
WARNING: some meds cannot be crushed and given as it enters the system too soon or it can irritate the stomache. Check with your vet first.
No real tricks here.
Hope this helps someone. Much easier to demonstrate than tell you about it.